Complex Animals Review

This video is a review of the topics covered in the Complex Animals series. In this video, we explore the fascinating features of complex animals. From fishes with gills that help them breathe, to amphibians transitioning from water to land, and reptiles thriving on land with scales and thick skin. We also learn about birds with wings and feathers, and mammals with fur or hair, live young, and highly developed brains. This video is part of the 9-part series, Complex Animals.