Related topics: climate change · extinction · plants · biodiversity · plos one

Investigating the many flavors of edible ants

Insects are typically unwelcome visitors to a picnic, but they could be a flavorful, nutritious and sustainable addition to the menu. Eating insects is common in some parts of the world, and some species are even considered ...

Tanks of the triassic: New crocodile ancestor identified

Dinosaurs get all the glory. But aetosaurs, a heavily armored cousin of modern crocodiles, ruled the world before dinosaurs did. These tanks of the Triassic came in a variety of shapes and sizes before going extinct around ...

Species

In biology, a species is:

There are many definitions of what kind of unit a species is (or should be). A common definition is that of a group of organisms capable of interbreeding and producing fertile offspring, and separated from other such groups with which interbreeding does not (normally) happen. Other definitions may focus on similarity of DNA or morphology. Some species are further subdivided into subspecies, and here also there is no close agreement on the criteria to be used.

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