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Organism

Spandrels

Spandrels

Author: Miss Cellania / Source: Neatorama I had to look it up. The word “spandrel” was originally an architectural term, then was adopted by biologists to describe just what the comic says. Evolutionary biology uses the term spandrel for features...

Number of species depends how you count them

Number of species depends how you count them

Author: Tina Hesman Saey / Source: Science News DRAWING LINES Scientists sometimes have difficulty determining whether organisms, such as these Hercules beetles, are members of different species. Genetic analysis alone may divide populations into species...

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