Poecilotheria metallica
Poecilotheria metallica  is an Old World species of tarantula. It is also known as the peacock tarantula. It is the only blue spider of the genus Poecilotheria. The species is found in deciduous forest in Andhra Pradesh of India. It is a Critically endangered species according to IUCN. It means that has an extremely high risk of extinction in the future.