According to a recent study, the American pika population in California is decreasing fast and scientists believe that climate change is to blame. The study was published in the Journal of Biogeography.
The American pika is a rabbit-like diurnal creature can be found in the mountains of North America. The American pika has a small, hairy and round body that can range from 6 to 8 inches (162 to 216 mm) and it can weigh about 6 oz. (170 grams).