More than 200 million years ago, a now-rocky section of southwestern Kyrgyzstan was a freshwater lake, ringed with horsetails and conifers — and full of baby sharks.

Around 40 to 50 different shark species live permanently in or regularly visit the waters surrounding Britain. Among them are egg layers such as the small-spotted catshark, Scyliorhinus canicula, and ...

In another group, called SSP5, or the "Fossil-fueled Development" scenario, temperatures rise by 4.4°C and pH drops by 0.4. This group simulates what would happen if humans continue to increase their ...

The new shark species was named Apristurus ovicorrugatus, in reference to the strange-looking egg cases that led to the species' discovery. By JERUSALEM POST STAFF MAY 13, 2023 21:27 ...

The egg cases have strong T-shaped ridges, the paper's authors said. The unique markings resembled multiple other species, but none of the characteristics fully matched existing shark egg cases.

Egg cases of sharks and rays can be found washed up on the shore. Citizen science data helps scientists understand the life cycles of these marine animals and how to best conserve them.

Insect eggs are extremely rare in the fossil record, and intact egg cases are even rarer. This is likely the only fossilized grasshopper egg pod on record, and it offers a view of their ...

The egg cases of Apristurus ovicorrugatus helped scientists identify it as a new species because the cases have lengthwise ridges, or longitudinal ridges. Additionally, the material that forms ...

Insect eggs are extremely rare in the fossil record, and intact egg cases are even rarer. This is likely the only fossilized grasshopper egg pod on record, and it offers a view of their ...