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Evolution

Emergence and Evolution of Primates

A primate is a eutherian mammal framing the taxonomic order Primates. They vary in size from Madame Berthe's mouse lemur, which weighs 30 g...

Characteristics and Evolution of Porcupines

Porcupines are giant rodents with coats of sharp spines, or quills, that shield them against predators.  Most porcupines are about 60–90 cm (25–36 in) long,...

Evolution of whales, dolphins, and porpoises

The evolution of whales, dolphins, and porpoises (cetaceans) is thought to have begun in the Indian subcontinent, from even-toed ungulates 50 million years ago,...

Evolution of Nails

A nail is a horn-like keratinous envelope covering the tips of the fingers and toes in most primates. Nails evolved from claws found in...

Making tracks through Evolution: Ancient Footprints Shed Light on Early Humans

Thousands of years ago, a group of people took a walk in what is now Tanzania. The footprints they left behind are now offering...

The Working and Evolution of Lungs

The lungs are the principal organs of the respiratory system in humans and many other animals including several fishes and some snails. In mammals...

Evolution of Peacock’s Colourful Feathers and Tails

Peacock or Peafowl is a common name for three species of birds in the genera Pavo and Afropavo of the Phasianidae family, the pheasants...

How did Camels evolved with their mysterious humps?

One of the most patient mammals, camel is an even-toed ungulate in the genus Camelus that exhibits unique fatty deposits known as "humps" on...

How did Zebras Evolve with Black and White Stripes?

Zebras are numerous species of African equids coupled with their distinctive black-and-white striped coats. Their stripes come in diverse patterns, unique to each individual....

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