The carcass of a dwarf sperm whale is found washed up on an Adelaide beach, with a local tour boat operator who says he saw the "very rare" animal when it was alive and several kilometres offshore ...

A new study observed Amazon river dolphins for 218.9 hours and saw males spurt urine into the air 36 times—proof that the behavior is more common than we thought.

In the U.S., bird flu headlines have focused on an unprecedented number of American cases and the impact of the virus on dairy cows and on poultry ...