Our alcoholic propensities may be rooted in our fruit-eating ancestors.
Indian dancing frogs are unusual enough, with their habit of waving their feet in the air. Now it turns out their tadpoles are peculiar as well.
Fan-throated lizards are small ground dwellers. The males flaunt a multihued, fan-shaped fold of skin on their throats during the breeding season.
Insects are skilled architects that build homes of all kinds, from basements to tree houses and even skyscrapers.
These colourful, hairy insects are beautiful to look at, but they have so many defences that virtually nothing eats them.
Birds prepare their eggs for the worst, whether the risk comes from predators or just the location of their nests.
Birds build some staggering structures, from nests the size of walnuts to makeshift rafts and even apartment complexes.