Following is a transcript of the video. Narrator: At first glance, a kangaroo's pouch looks like nothing but a built-in baby sling. But if you peeked inside, you'd see it's far more complex than a ...

Mammals with pouches, like kangaroos and koalas ... so the idea of them as being these half animals or half mammals is wrong," study co-author Anjali Goswami, a research leader of life sciences ...

The joey remains in the pouch for about ten months ... Researchers believe that Matschie's tree kangaroos are fairly solitary animals. Females and males have non-overlapping home ranges, but ...

Male pregnancy is a rare phenomenon in the animal kingdom, with just three vertebrates exhibiting this behavior. The seahorse ...