image: Bits of DNA floating in 1 liter (~1 quart) of water matched 12 different fish species. The bar graph depicts the number of 'reads' for each DNA sequence. Menhaden gave the most, about 20,000 ...
DNA bits in seawater samples drawn during New Jersey government fish trawls reveals relative abundance of fish with a 70% match between the two sampling methods; In addition to great concordance, ...
Evolution has adapted the digits of mammals for an enormous range of uses, from our opposable thumbs to the spindly digits that support bat wings to the robust bones that support the hoofs of horses.