Sharks are a group of fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Modern sharks are classified within the clade
Selachimorpha (or Selachii) and are the sister group to the rays. However, the term "shark" has also been used for extinct members of the subclass Elasmobranchii outside the Selachimorpha, such as Cladoselache and Xenacanthus, as well as other Chondrichthyes such as the holocephalid eugenedontidans. Under this broader definition, the earliest known sharks date back to more than 420 million years ago. Acanthodians are often referred to as "spiny sharks"; though they are n
Chipmunks are small squirrel-like rodents that are native to North America, although one species is found in some European countries.
Chipmunks eat a wide variety of wildlife like frogs, mushrooms, birds, eggs, plants nuts and seeds. In the autumn, the chipmunks begin to gather their winter food stash, which they store in their burrows to last them until spring.
The most common chipmunks are the red coloured chipmunks with light brown stripes on their back. These are North American chipmunks. Chipmunks are also becoming more popular as pets.
There are 25 different species of chipmunk living in the North American forests. The chipmunk is often referred to as a small squirrel
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The white-lipped peccary (Tayassu pecari), is a hog-like animal ,found in Central and South America. Most of its range is in rainforests, but it is also known from a wide range of other habitats such as dry forests, grasslands, mangrove, Cerrado and dry xerophytic areas. It lives in herds of 20?300 individuals that on average take up about 120 km2 to fully function. This species is omnivorous, feeding mostly on fruit, and are usually found traveling great distances to obtain it. If this resource is in demand and difficult to find, peccaries will eat leaves, stems, or animal parts. White-lipped peccaries have several unique attributes that allow them to stay with and identify their herd, whi
