A cuckoo that builds its own nest has the means to keep its eggs from breaking before it is time.
Our alcoholic propensities may be rooted in our fruit-eating ancestors.
A video I made of a swan pulling its weight in ice.
When they accidentally run into bird nests sitting on the ground, some slugs help themselves to a free, easy meal of bird chicks.
From frogs to lizards, we have plenty of new species about which to be excited – and worried – this year.
Blue-capped cordon-bleu has a special talent.
Male Gracixalus treefrogs woo females with their original compositions.