The wren, meanwhile, continued his rounds, moving from nest box to nest box, laying claim to them all. A female wren, if one ...

These tiny little birds are basically little living disco balls with feathers. During mating season, the male superb ...

Like platypuses, echidnas are monotremes, which means they're mammals that lay eggs. Echidnas lay one egg at a time, and those eggs take 10 to 14 days to hatch.