they might conserve water
So when they make sounds predators are scared away
A frog's heart is Dark-red in colour
If I managed to help you, please make sure to mark my answer as the "Brainliest" answer. Thanks! :)
Answer:
Humans have things that we don't use such as an appendix. Monkeys can walk on two feet. Parrots can talk. Humans have spinal problems because our spine isn't made to be vertical. We share alot of things with other animals. Think about the what you share with a dog, pig, or a bat. For instance animals that only eat plants have teeth like we humans do. Animals that only eat plants have long digestive processes like humans do. They also do not have claws, they instead have thinner nails that an peel, and tear fruit, and other plantage.
Two similar collections of genes coming from your two separate parents
