An owl egg accidentally ends up inside an Amazonian turtle's nest; when the baby turtles hatch out from the eggs at the same time as the baby owl, they find their little sister quite different.

A terrifying monster haunts a baby Amazonian bush dog; Its mum has never seen the monster, but the baby assures that there's a shadow with a monstrous voice prowling its lair every night.

The Cru-cru calls, and Tainá and her gang must help Mrs. Açu-Alligator to convince her daughter to open her mouth.

Mrs. Agouti has the habit of hoarding any piece of junk she finds so she ends up trapped in her home; she calls the Cru-Cru, so that Tainá and her gang can set her free.

Mrs. Cururu was Mr Crururu's best friend but now the lady frog is avoiding him at all costs; Mr. Cururu doesn't know what else to do, so he calls Tainá and her gang to help him.

Baby Sloth won't sleep, she just wants to play and hang out; her parents, Mr. and Mrs. Sloth, can't take any more of it.