Why do we classify?

The video discusses the unique features of the platypus, which has characteristics of both mammals and birds. It introduces the concept of classification, a system used by scientists to group living things based on their features. Examples of classification are given, such as birds and fish. The video also covers the historical debate among scientists about how to classify the platypus, ultimately deciding it is a mammal due to its warm blood, fur, and ability to suckle its young.

How do scientists classify animals that have fins?

What characteristics led scientists to classify the platypus as a mammal?