Question:- A new species of glow-in-the-dark shark recently identified by scientists belongs to …
(a) lantern shark family
(b) Arrow tooth eel
(c) Bengal danio
(d) Bigmouth buffalo
Answer:- (a)
Related facts:-
- Scientists have discovered new species of glow-in-the-dark shark living 1,000 feet below the Pacific Ocean off the coast of the northwestern Hawaiian islands.
- It has been named Etmopteruslailae and belongs to lantern shark family.
- It has an unusually large nose, weighs a little less than a kilo and measures less than a foot.
- This unique features and characteristics make it different from other lantern sharks.
- Etmopteruslailae has a strange head shape which is large and bulgy snout where its nostrils and olfactory organs are located. It dwells in a deep sea environment with almost no light so it has big sniffer to find food.
- It has flank markings that go forward and backward on their bellies and a naked patch without scales on the underside of its snout.
- Like other lantern sharks, it is also bio-luminescent. Its flanks on the bottom of its belly glow in the dark. The markings on its belly and tail also are specific to it
Reference:
http://www.thehindu.com/sci-tech/science/glow-in-the-dark-shark-discovered-in-the-pacific/article19366045.ece
http://www.newsweek.com/weird-glow-dark-shark-tiny-body-and-massive-nose-discovered-1000-feet-below-642274