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Ant diversity of the Xisha islands: Community structure, exotic species colonization, and ecological functions in a tropical coral archipelago

This study presents the first complete ant fauna inventory for the Xisha Islands, revealing 21 ant species and 70% native taxa. Exotic species, including globally invasive fire ants, are significantly boosted by human disturbance, while vegetation type has negligible influence. Most Xisha ants are ground-dwelling omnivores, forming mut...

SourceSouth China Botanical Garden, Chinese Academy of Sciences·JournalBiological Diversity·TypeExperimental study·DateSep 22, 2026

Billions of invasive round goby are in the Great Lakes. UTSC researchers want to stop them from spreading inland

UTSC researchers suggest governments should rethink round goby management as the invasive species spreads inland, threatening native biodiversity. The team proposes a combination of trapping, electrofishing, physical barriers, and rapid-response programs to reduce local populations and eliminate them.

SourceUniversity of Toronto·JournalJournal of Great Lakes Research·DateAug 17, 2026

Cast away: Tracing the voyage of a plastic bottle cap and its hitchhiking marine species

Scientists used clues from label data, chemical analysis of tiny shells, and ocean current simulations to trace the voyage of a plastic bottle cap. The study found 307 organisms, including a polychaete worm not found in Japanese waters before, highlighting the potential for micro-ecosystems to be transported over extended periods.

SourceNagoya University·JournalMarine Pollution Bulletin·TypeCase study·DateJul 7, 2026

Light pollution alters food webs along riverbanks

A recent study by Rheinland-Pfälzische Technische Universität Kaiserslautern-Landau found that light pollution significantly alters the composition of predatory spiders' diets, leading to reduced hatching of insects. The invasive signal crayfish also contributes to altered feeding behavior under nighttime lighting.

SourceRheinland-Pfälzische Technische Universität Kaiserslautern-Landau·JournalFunctional Ecology·TypeExperimental study·DateApr 28, 2026

Lemon shark caught preying on invasive freshwater fish in Fernando de Noronha, Brazil

Researchers recorded lemon sharks preying on jaguar cichlids, an invasive species introduced to Fernando de Noronha, in Sueste Bay. The bay's saltwater environment allows for the interaction due to freshwater inflows after heavy rains. This observation suggests that sharks may play a role in controlling invasive species populations.

SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalEnvironmental Biology of Fishes·DateDec 3, 2025

The recipe for success of naturalized alien plants

A study by the University of Konstanz found that plant species which have expanded rapidly in their European home regions are more likely to become widely naturalized globally. The researchers identified common characteristics among these successful plant species, including being tall, ecologically versatile and highly competitive

SourceUniversity of Konstanz·JournalNature Communications·DateSep 8, 2025

Gene-tweaked albino toads go hungry

Albino cane toads created using CRISPR technology reveal that albinism affects survival and hunting abilities, with poor eyesight being the core problem. In controlled environments, albino tadpoles were less likely to survive and developed faster when competing with pigmented siblings for food and space.

SourceMacquarie University·JournalProceedings of the Royal Society B Biological Sciences·TypeExperimental study·DateAug 27, 2025

The eagles resistant to poisonous toads

Researchers at Kyoto University discovered that crested serpent eagles possess a unique genetic mutation allowing them to resist the toxins of invasive cane toads. The eagle's toxin resistance is attributed to the same amino acid sequence as the Siamese red-necked keelback snake.

SourceKyoto University·JournalBMC Ecology and Evolution·TypeObservational study·DateJul 30, 2025

Should we protect non-native species? A new study says maybe

A new study finds that over a quarter of naturalised plant species worldwide are threatened in parts of their native range, raising questions about global conservation efforts. The researchers argue for a nuanced approach to evaluating non-native species, acknowledging both risks and potential conservation opportunities.

From prehistoric resident to runaway pet: First tegu fossil found in the U.S.

A team of scientists has discovered a prehistoric tegu fossil in the US, revealing that these charismatic lizards were once native to North America. The fossil, dated to the Middle Miocene Climatic Optimum, is believed to have been present in present-day Georgia during a warm period, before global temperatures cooled and they disappeared.

SourceFlorida Museum of Natural History·JournalJournal of Paleontology·DateMay 12, 2025

Invasive rats and rainforest mammals are sharing gut microbes as urban areas grow

A study by Swansea University reveals that native and invasive small mammals are sharing their gut microbes as habitats change, highlighting the importance of microbiome similarity in adaptation to new environments. This finding has implications for understanding the impact of urbanization on wildlife health and disease spread.

SourceSwansea University·JournalMolecular Ecology·TypeExperimental study·DateMay 1, 2025

Researchers from MARE ULisboa discover that the European catfish, an invasive species in Portugal, has a prolonged breeding season, enhancing its invasive potential

The European Catfish has a prolonged breeding season of almost five months, allowing its offspring to survive extreme events and compete for food resources effectively. This finding is crucial for controlling the species' population, as removing larger individuals can help reduce fecundity.

SourceFaculty of Sciences of the University of Lisbon·JournalJournal of Vertebrate Biology·TypeExperimental study·DateApr 3, 2025

DNA barcodes narrow down possible sources of introductions of an invasive banana skipper butterfly pest

Researchers used DNA barcodes to narrow down the possible sources of introductions of an invasive banana skipper butterfly, finding evidence of aircraft-borne introductions in Japan and potentially in Mauritius. The study suggests that gravid females may be attracted to airport lights, increasing the risk of spread to new areas.

SourceCABI·JournalCABI Agriculture and Bioscience·TypeExperimental study·DateFeb 27, 2025