However, the bluish colour of the leaves makes this species fairly easy to identify.

The green colouring fades over time but the markings make this an easy species to identify.

Some forty-three other species he could identify at a quick glance.

He then reasoned that species can only identified by combination of characteristics; this technique later became known as the eclectic method.

Thousands of geological and biological specimens had been collected and new marine species identified.

It may signal social status or allow species to identify conspecifics.

Some 70,000 species (only 13,000 of which are extant) have been identified, grouped into several orders.

Mycobacterium brumae is a rapidly growing environmental mycobacterial species identified in 1993.

Not a rare species, but seldom identified in the rainforest.

The survey in 2003 highlighted some 111 species of coral and at the same time identified 181 species of fish.