Mineralized tissues were abundant in the spotted ratfish, but they had lower tissue mineral density (TMD) compared to the little skate and the small-spotted catshark. Ratfish centra had the same ...

This study presents valuable research comparing three different species of extant cartilaginous fishes and describes new data on ratfish. The methods are convincing, although there remains a concern ...

The Zonkey is a hybrid animal that is created by cross-breeding two different species of animal that belong to the same genetic group. Technically though, an individual is only classed as a Zonkey if ...

The pointy-nosed blue chimaera was named for Alaskan artist Ray Troll, who loved the species so much that his artwork immortalized it. However, Troll was not the only one curious about this ...

In the context of a health management program, blood was collected from 3 adult Spotted Ratfish (Hydrolagus colliei) (one female and two males) maintained under human care at Oceanário de Lisboa, a ...

The scientists are utilizing Remotely Operated Underwater Vehicles (ROVs) in their quest to locate the breeding habitats of the Pacific spotted ratfish, Hydrolagus colliei, a ghostlike fish that lurks ...

Using remotely operated underwater vehicles, or ROVs, the scientists searched for nesting grounds of the Pacific spotted ratfish, Hydrolagus colliei, a ghostlike fish that lurks on the ocean floor.

The scientists, utilizing remotely operated underwater vehicles (ROVs), will be hunting for the nesting grounds of a specific variety of ghost shark known as the Pacific spotted ratfish, or Hydrolagus ...

This ghost shark baby is thought to belong to the Hydrolagus genus, members of which are found in Atlantic, Indian and Pacific Oceans. There are more than 20 known species, half of which were ...

Listen to Story Neonate (newly hatched) deepwater ghost shark (Hydrolagus sp) (Photo: Brit Finucci) Scientists in New Zealand have discovered a rare species of shark hatching at a depth of ...