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Science solves South Australia’s koala dilemma

A study led by Dr. Frédérik Saltré suggests that sterilizing 22% of adult females annually could stabilize the population at an estimated cost of $34 million over 25 years. This approach prioritizes both animal welfare and ecosystem health, offering a humane solution to the unsustainable koala numbers.

SourceUniversity of Technology Sydney·JournalEcology and Evolution·TypeComputational simulation/modeling·DateJan 19, 2026

Unveiling the reproductive secrets of red-swamp crayfish

Researchers at Okayama University uncovered key reproductive characteristics of the red-swamp crayfish, highlighting the importance of hook length and chelae for identifying sexual status. The study also found high reproductive ability and fast growth rates compared to native Japanese crayfish.

SourceOkayama University·JournalJournal of Crustacean Biology·TypeObservational study·DateJan 10, 2024

Ethical, environmental and political concerns about climate change affect reproductive choices

A systematic review found that climate change-related concerns are linked to less positive attitudes towards reproduction and a desire for fewer children or none at all. The study identified four key factors: uncertainty about the future of an unborn child, environmentalist views on overpopulation and overconsumption, meeting family su...

SourceUniversity College London·JournalPLOS Climate·TypeSystematic review·DateNov 9, 2023