Researchers have discovered a new dinosaur species in present-day Wyoming that challenges the mainstream view on dinosaur emergence and spread. The 230-million-year-old fossil remains suggest dinosaurs were present in the northern hemisphere millions of years earlier than previously known.
Research led by the University of Southampton reveals a whole community of meat-eating dinosaurs, including tyrannosaurs, spinosaurs and Velociraptor-like theropods, in sediments dating back to 135 million years ago. The discovery sheds light on the diversity of theropod groups in southern England during this time period.
Researchers have created an acoustic model of the Parasaurolophus' crest, a unique feature of the duck-billed dinosaur. The model replicates the sounds produced by the crest, providing insights into the animal's communication and social behavior.
The Yixian Formation fossils in China are preserved due to rapid sedimentation and oxygen-free pockets, rather than volcanic events. The study's findings suggest that multiple periods of intense rainfall led to the burial of deceased creatures, preserving soft tissues.
A new fossil mammal, Heleocola piceanus, has been discovered in Colorado, dating back to the Late Cretaceous period. The animal, estimated to weigh 2 pounds or more, is a rare find among mammals from this time period.
Scientists discovered two new species of predatory birds in the Hell Creek Formation, which lived alongside dinosaurs like T. rex 68 million years ago. The fossils indicate that these birds could have hunted small mammals and baby dinosaurs using their powerful foot bones.
A University of Leicester study has found that the ability to walk efficiently on the ground played a crucial role in determining how large pterosaurs could grow. Early pterosaurs were adapted for climbing, but later species developed changes to their hands and feet that allowed them to thrive on land, leading to some becoming gigantic.
A discovery of 18 theropod tracks and four ornithopod tracks in the Wonthaggi Formation reveals that large carnivores roamed polar environments, feeding on prey like smaller dinosaurs, fish, and turtles. The finds confirm that a variety of dinosaurs lived and walked on the ground where their bones were found.
Scientists have discovered that some pterosaurs flew by flapping their wings while others soared like vultures. The new findings were made possible by the discovery of remarkably well-preserved fossils in Jordan, including a species with a five-meter wingspan and unique internal structures.
Scientists have discovered a new species of sauropod dinosaur, Qunkasaura pintiquiniestra, from the Cretaceous period in Spain. The fossil record reveals that Europe was home to both endemic and immigrant sauropods, challenging previous assumptions about regional isolation.
Researchers found that molecular interactions shield peptide bonds from water, allowing collagen to stay intact in ancient bones. This discovery could lead to the design of long-lived materials.
Researchers found an atomic-level interaction in collagen that defends it from water molecules, preventing hydrolysis and allowing it to survive for millions of years. This discovery provides evidence that the peptide bonds in collagen are resistant to breakage by water, contradicting previous expectations.
A new theropod dinosaur, Alpkarakush kyrgyzicus, has been discovered in Kyrgyzstan with a unique 'eyebrow' feature. The species belongs to the metriacanthosaurids and is closely related to large predatory dinosaurs of East Asia.
A new species of dinosaur, Comptonatus chasei, has been discovered in the UK with over 149 bones found at Compton Bay. The skeleton is around 125 million years old and represents a unique genus and species, with distinctive features such as a straight lower jaw and large pubic hip bone.
A new species of extinct crocodile relative, Benggwigwishingasuchus eremicarminis, has been discovered in Nevada, USA. The species reveals that pseudosuchian archosaurs ruled the shores across the Middle Triassic globe between 247.2 and 237 million years ago.
Scientists have discovered a new genus and species of dinosaur, Comptonatus chasei, which is the most complete dinosaur found in the UK in a century. The specimen, around 125 million years old, has a unique pubic hip bone and was named after Nick Chase, a fossil collector who found it.
The newly discovered dinosaur Fona shares anatomical features with burrowing animals and has preserved fossils in a manner that suggests it spent time underground. The species' small size and fragile bones are often found in bundles, indicating that it likely buried itself to escape predators.
Researchers at Curtin University have identified a new species of pterosaur, Haliskia peterseni, from 100-million-year-old fossilized bones found in western Queensland. The specimen is 22% complete and includes features such as complete lower jaws, teeth, and wing bones.
A team of palaeontologists has unearthed a gigantic flying reptile from the Jurassic period with an estimated wingspan of more than three metres. The fossil is one of the largest pterosaurs ever found from that era and sheds light on the potential for larger Jurassic pterosaurs.
The discovery of Musankwa sanyatiensis, a Late Triassic sauropodomorph dinosaur from Zimbabwe, highlights the region's untapped potential for paleontological discoveries. The fossil find, named after a houseboat used by researchers, provides unique insights into the evolution of dinosaurs and ecosystems.
A team from the University of Bristol has made a significant discovery at Lavernock Point, revealing early Welsh dinosaurs lived on a tropical lowland beside the sea. The fossils found include those of placodonts, coelacanths, and dinosaur remains, providing insights into the evolutionary history of these species.
A new study suggests that some dinosaurs, such as theropods and ornithischians, may have developed endothermy around 180 million years ago. This adaptation allowed them to be highly active and sustain activity over longer periods, leading to faster growth and increased offspring production.
Five Triceratops dinosaurs lived and died together, according to new research. The team's findings suggest that these prehistoric creatures formed a migratory group, with one researcher hoping to receive his PhD title soon.
A new study using a combination of traditional and machine learning techniques found a previously unknown theropod species in the famous Kem Kem beds of Morocco. The analysis confirmed the presence of Noasauridae, a rare group of small theropods with long necks.
Paleontologists have discovered a new species of marine lizard with dagger-like teeth that lived near the end of the age of dinosaurs. This finding highlights a dramatically different ocean ecosystem to what we see today, with numerous giant top predators eating large prey.
Fossils of pony-sized duckbill dinosaurs in Morocco reveal a new species, Minqaria bata, with anatomy resembling European species. The discovery suggests that duckbills swam or floated across open water to colonize North Africa.
The study reveals that a limited number of exceptional fossil preservation sites can significantly impact the global availability of phylogenetic data. This distortion can affect our understanding of bird, scaly reptile, and dinosaur evolution.
A new study quantifies the impact of great fossil sites on our understanding of evolutionary relationships between fossil groups, discovering that the Gobi Desert's well-preserved lizard record shapes understanding more than any other site. The study's findings highlight the importance of exceptional fossil preservation in shaping our ...
A new species of pterosaur from the Middle Jurassic of Scotland expands our understanding of its evolution. The discovery sheds light on the early diversification of flying reptiles, with Ceoptera evansae showcasing a significant period of evolution and distribution.
Researchers have found evidence that Nanotyrannus lancensis is a separate species from Tyrannosaurus rex, with narrower jaws, longer legs, and bigger arms. The new analysis suggests these animals were nearly full-grown when they died, with estimates suggesting they reached 900-1500 kilograms and five metres in size.
A breakthrough discovery has found a well-preserved juvenile Gorgosaurus skeleton with stomach contents that provide insight into the diet and ecological niches of Tyrannosauridae as they grow. The findings suggest that juvenile tyrannosaurs primarily preyed on small dinosaurs, differing from their adult counterparts.
Researchers discovered ancient bird-like footprints in Southern Africa that date back over 210 million years, 60 million years before the earliest known bird fossil. The tracks were found at multiple sites and show a mix of dinosaur and bird-like characteristics.
A new Early Jurassic sauropodomorph dinosaur, Qianlong, contains three skeletons and five egg clutches, displaying leathery eggshell microstructures similar to other Cretaceous dinosaur eggs. The study suggests that the first dinosaur eggs were leathery, contradicting previous theories of soft or hard-shelled eggs.
A new alvarezsaurid dinosaur from Mongolia has provided insights into the sleeping behavior of non-avian dinosaurs. The discovery suggests that these ancient creatures may have slept in a similar position to modern birds.
A team of researchers discovered 27 avian footprints on the southern Australia coast dating back to the Early Cretaceous period. The tracks provide evidence for early avian evolution and suggest a possible migratory route, with some tracks showing similarities to modern-day shorebirds.
The discovery of a new early Jurassic dinosaur species, Qianlong shouhu, reveals that the first dinosaur egg was likely leathery and relatively small. The study also found that the transition in egg morphology occurred early in theropod dinosaur evolution.
A new sauropod dinosaur species, Garumbatitan morellensis, was discovered in the Iberian Peninsula. The fossil remains found in Sant Antoni de la Vespa exhibit unique characteristics, including a morphology similar to modern sauropods from the Late Cretaceous.
New research reveals similarities between dinosaurs and birds in terms of protein composition in their feathers. Analysis of fossil feathers from Sinornithosaurus and Confuciusornis showed beta-proteins, similar to those found in modern bird feathers.
Scientists discovered a new species of small plant-eating dinosaur, Vectidromeus insularis, on the Isle of Wight, which is the second member of the hypsilophodont family found on the island. The discovery suggests that Europe had its own distinct family of small herbivorous dinosaurs, unlike those found in Asia and North America.
Two new species of primitive carnivorous dinosaurs, belonging to the Abelisauridae family, have been discovered in Morocco. The findings suggest that dinosaurs thrived in North Africa until their mass extinction by an asteroid 66 million years ago, providing a diverse picture of African dinosaurs from the end of the age of dinosaurs.
Researchers discovered the largest known single dinosaur track site in Alaska, dubbed 'The Coliseum', which contains layer upon layer of prints preserved in rock. The site provides a unique record of multiple species of dinosaurs thriving in Interior Alaska nearly 70 million years ago.
A 225-million-year-old Brazilian fossil provides the oldest evidence of air sacs in dinosaurs, which enabled these creatures to grow into giants. The discovery sheds light on how these structures evolved over time, contradicting previous assumptions about their development.
A new armoured dinosaur, Vectipelta barretti, has been described from the Isle of Wight, revealing differences in neck and back vertebrae and a unique spiky armour. The discovery provides new insights into ankylosaur diversity in the Wessex formation during the Early Cretaceous period.
A new species of dinosaur, Iani smithi, has been discovered in Utah's Cedar Mountain Formation, providing insights into how dinosaurs weathered ecological change during the mid-Cretaceous period. The discovery suggests that several major groups of dinosaurs survived into the early Late Cretaceous despite the changes.
A newly discovered plant-eating dinosaur, 'Iani', holds the key to understanding environmental changes during the mid-Cretaceous period. The fossil's presence in North America suggests that this species may have been one of the last survivors of a once-thriving lineage.
A newly described species of pachycephalosaur, Platytholus clemensi, has been found to have a keratin bristle structure atop its dome. The discovery was made using CT scans and microscopic analyses of fossilized slices through the skull.
A new spinosaurid dinosaur species, Protathlitis cinctorrensis, has been identified in Spain, revealing insights into the evolutionary history of medium-to-large bodied spinosaurids. The discovery estimates the specimen to be around 10-11 meters long and suggests that spinosaurids may have originated in Europe before migrating to Afric...
A new species of mosasaur, Stelladens mysteriosus, has been discovered in Morocco with star-shaped 'screwdriver teeth'. The unique arrangement suggests a specialised feeding strategy or diet, but the exact prey remains unclear. This find adds to evidence that mosasaurs were evolving rapidly before their extinction 66 million years ago.
Researchers from Natural History Museums of Los Angeles County have discovered evidence of a symbiotic relationship between Cretaceous dinosaurs and feather-feeding beetles. The study found that the beetles fed on the feathers of theropod dinosaurs during the Early Cretaceous period, approximately 105 million years ago.
The study found fossils of beetle larvae in intimate contact with dinosaur feathers, suggesting a symbiotic relationship where the beetles fed on the feathers. The discovery provides insight into coevolution between vertebrates and arthropods over 500 million years, revealing rare evidence of their interaction.
Researchers use 3D imaging technology to study Tully monsters and reject vertebrate hypothesis, but uncertainty remains about its exact classification as an invertebrate chordate or protostome. The study sheds light on the challenges of piecing together Earth's evolutionary history and highlights the importance of Mazon Creek fossils.
Researchers discovered that theropod dinosaurs, including T. rex and Velociraptor, had scaly lips similar to those of lizards, contradicting popular depictions. The study found that dinosaur teeth were not unusually large and were comparable in size to modern lizard teeth when adjusted for skull size.
A study of fossilized bones from Brazilian species found that hollow bones with air sacs enabled dinosaurs and pterosaurs to become larger, as they circulated more oxygen and stayed cooler. This trait evolved independently in different groups, including sauropods, herrerasaurids, and birds.
Researchers at the University of Tokyo found that a specialized wing structure called the propatagium evolved in non-avian dinosaurs, paving the way for modern birds to fly. The discovery, based on statistical analyses of arm joints, helps fill gaps in knowledge about bird flight origins.
Researchers from Ohio University and the University of Southampton reconstructed the brains and inner ears of two British spinosaurs to gain insight into their interaction with their environment. They found that the olfactory bulbs were not particularly developed and the ear was attuned to low-frequency sounds.
Scientists used CT scans to analyze unopened expedition crates from the Tendaguru dinosaur site, revealing numerous dinosaur bones, including those of Dysalotosaurus lettowvorbecki. The images also provide a valuable testimony of the historic expedition and colonial context.
Researchers have reconstructed the brains of two British spinosaurs, uncovering details about their sensory abilities and brain organization. The study suggests that early spinosaurs retained many aspects of common theropod brains, challenging previous assumptions about their semi-aquatic lifestyle.
A new study analyzes the microstructure of eggshells from living and extinct flightless birds, shedding light on their evolutionary history. The research finds that wedge-like microstructures in rhea eggs evolved from ancient ancestors, while prism-like structures in ostrich and tinamous eggs likely developed independently.
A recent study published in PLOS ONE reveals the discovery of 92 fossilized egg nests belonging to titanosaurs, some of India's largest dinosaurs. The finds provide insights into the reproductive habits and nesting behaviors of these prehistoric creatures, shedding light on their lives shortly before they went extinct.
A study in Patagonia has uncovered fossils of theropod dinosaurs, including megaraptors with large sickle-like claws, and bird species from two distinct groups. These finds shed light on the diversity of ancient life in Patagonia before the mass extinction event.