For a species on the brink of extinction, some animal moms, including this momma orangutan, are particularly important.
We also have a report on the shocking fungus that turns ants into zombies, songbirds that can't understand each other, whale strandings that have scientists on edge, a flightless kiwi incomprehensibly ending up in Russia, and more in the Week in Animal News.
Endangered Animal Babies and their Mothers
In honor of Mother's Day, we've rounded up some of the world's most adorable animal babies caught in sweet moments -- from playful tussles and gentle naps to careful teaching -- with their moms.
Photo: Dimas Ardian/Getty Images