Topic
Rays
2 questions tagged Rays — spanning every one of the seven Ws.
when
When was the manta ray first scientifically described?
The giant manta ray was first described in 1758 by Carl Linnaeus.
AnimalsRays
which
Which species of ray has the greatest wingspan?
The giant oceanic manta ray has the greatest wingspan among rays, reaching about 7 meters across in exceptional cases.
Marine LifeRays