Consider the cladogram. according to the cladogram, which characteristic

The correct answer is Crocodiles if your using Ed2020

Cladograms, also sometimes called the phylogenetic trees are diagrams of evolutionary relationships between species.

These diagrams are constructed by biologists based on genetic and anatomical similarities between species.

In the cladogram of vertebrates presented below you can see that the birds and the crocodiles are placed on the same branch (clade) which indicates that they are closely related.

In humans, the maintenance of a stable internal temperature is a direct result of Homeostasis. Homeostasis is the ability of the body to maintain an equilibrium condition within it's internal environment even when dealing external changes. Homeostasis happens in human when there is an effort exerts by the body to regulate it's internal  temperature around 98.6 degrees Fahrenheit. For example, during summer days we produce sweat for our body to cool off, and during winter we shiver for our body to produce heat.