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

New plant species from La Mancha, Spain, named for Don Quixote

The knowledge of biodiversity in allegedly well-known places is not as complete as one would expect, and its detailed study by researchers continues to offer surprises. These are the findings from a new study of the flora ...

North Sea shell survey brings out volunteers

Hundreds of volunteers descended on the beaches of the North Sea coast this weekend to collect sea shells as a measure of the sea's biological diversity.

Long-term study shows water fleas adapt to sunscreen ingredients

A new study into how sunscreen affects freshwater ecosystems suggests the impact may be less alarming than first thought—and raises new questions about whether lab-based studies into environmental contaminants are accurately ...

Researchers develop a shrimp authenticity test

Diners with discerning tastes may be keen to order an entrée featuring shrimp harvested from the waters of the Atlantic. Or perhaps they prefer a Pacific crustacean.

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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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