New mosquito type raises concern ?

          mosquitoBy Jonathan Amos

ALL UNIQUE:Scientists have identified a new type of mosquito.

It is a subgroup of Anopheles gambiae, the insect species responsible for most of the malaria transmission in Africa.

Researchers tell Science magazine that this new mosquito appears to be very susceptible to the parasite that causes the disease - which raises concern.

Human arrival 'wiped out' Hawaii's unique crabs ?

By Richard BlackEnvironment correspondent, BBC News

crabs unique 

ALL Unique;Land crabs unique to Hawaii, as big as a human fist and able to travel huge distances inland, were wiped out by the first human colonists around 1,000 years ago, scientists have deduced.

Fossils have been found at altitudes of 1,000m (3,000ft) - unusual for a crab.