Double Take
Detailed Description
The mouth of an adult invasive sea lamprey (Petromyzon marinus) captured from the Great Lakes (left) and the developing parasitic mouth of a juvenile invasive sea lamprey growing in experimental substrate (right) at the USGS Hammond Bay Biological Station (GLSC; Millersburg, Michigan). Photo credit: Andrea Miehls, USGS-GLSC.
Sources/Usage
Public Domain.