Most recently, a study on the endangered common smooth-hound shark has documented recurrent parthenogenesis, thereby expanding the spectrum of vertebrates known to utilise this reproductive ...

The Komodo dragon, a venomous giant lizard native to Indonesian islands, faces endangerment with fewer than 6,000 remaining.

Facultative parthenogenesis allows female sharks to ... Chondrichthyans have existed far longer than most other vertebrates, and their diverse reproductive methods may explain their resilience.

While parthenogenesis is common in some invertebrates, like certain insects and crustaceans, it’s relatively rare in vertebrates. However, it has been documented in some fish, amphibians, reptiles, ...

Figure 1: Step-wise increase in the magnification (CLSM autofluorescent images) of the area in the olfactory lamellae where we find magnetic crystals. Figure 3: MFM images that show the response ...

Taking a blobfish out of water is like “heating something that’s glued together and the glue starts to melt.” The blobfish went viral with this photo, but underwater they look like a ...

"We do have some what are called micro-vertebrates. Tiger salamanders were inhabiting these lakes at this particular time. We have big animals and very tiny animals. It's really a nifty little ...

Only animals that evolved to live solely on land ever developed claws. The earliest vertebrates — fish and amphibians — never developed hard nails and remained dependent on watery environments ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Archaeopteryx represents a pivotal point in the grand evolutionary ...

proper record-keeping for the issuance of approval for use of vertebrate animals (and some invertebrate animals), and ensuring that the laws governed by the Public Health Service (PHS)/Office of ...

Only animals that evolved to live solely on land ever developed claws. The earliest vertebrates -- fish and amphibians — never developed hard nails and remained dependent on watery environments ...