Basking sharks are now one of the most highly protected sharks in European waters. A parasitic fish called a lamprey sometimes attaches itself near a male shark’s claspers, or reproductive organs.

Now let's compare traits on the lamprey-dolphin-shark-wolf branch. Dolphins and sharks both have a torpedo-like shape, so are they the closest relatives? Because the lamprey also has this shape ...

The Great Lakes sea lamprey control program is one service that Musk is cutting despite its significance to Ohioans. The lamprey, an invasive species, spread throughout the Great Lakes by the 1960 ...