Whales are warm blooded , which means they keep a high body temperature that doesn’t change in the colder waters. Fish are cold-blooded, so their body temp changes depending on the temperature of their environment. Whales breathe air with lungs using their blowholes!
The number of Golden Toads people saw declined from 1,500 to zero in such a short period of time. Scientists suspect that conditions related to climate change was the reason for their extinction