10 Amazing Caracal Facts

Caracal (scientific name: Caracal caracal) is a medium-sized cat that has characteristic long tufted ears. They are native to Africa, the Middle East, Central Asia, and arid areas of Pakistan and northwestern India. Caracal is also called the “desert lynx”, but they actually do not really look like a lynx. They have longer legs, a more …

10 Amazing Ocelot Facts

Ocelot (scientific name: Leopardus pardalis) is a medium-sized spotted wild cat. It is about twice the size of a typical housecat. The Ocelot is native to Mexico, Central and South America, the southwestern United States, and to the Caribbean islands of Trinidad and Margarita. They occupy tropical forests, mangrove forests, savanna grasslands, coastal swamps, and …

Competition and Cooperation in Evolution

Despite the old adage “nice guys finish last”, cooperation is common in life – from the scale of genes or cells through to entire societies. Although these two ideas seem to contradict each other, Dr. Egbert Giles Leigh Jr. has demonstrated throughout his career at the Smithsonian Tropical Research Institute in Panama that working together …

How many Tyrannosaurus rex walked the Earth?

Tyrannosaurus rex (rex meaning “king” in Latin) lived throughout what is now western North America 68 to 66 million years ago, during the Upper Cretaceous period. Back then, there was a big island (an island continent) called “Laramidia” there. But, how many Tyrannosaurus rex walked the Earth? At the same time, and in total? Ashley …