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Biological diversity

Birdsong is genetically coded

Nature or nurture? Until now, ornithologists assumed that birds passed on their unique songs predominantly via social learning. But a new Swedish study shows that genetics may be a bigger factor.

Students tote ecosystems in rucksacks

What key discoveries do researchers make about climate change when they use students as sherpas to shuffle ecosystems around on Norway’s west coast fjord landscapes?

Bugs reveal the richness of species on Earth

A survey of biological diversity in a tropical rainforest helps researchers find the key to how many species exist on Earth.

Animals that might exist

Cryptozoology isn’t just about abominable snowmen and dinosaurs hiding out in highland lakes. Normal animals also have their place in the study of creatures that are still hypothetical. Anyway, what do we mean by normal?