What is biggest change in skull antomy that ocurres from the modern horse

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?

Which of the following graphs have the same wavelengths