whalesucker

/ˈweɪlˌsʌkər/
noun
  1. A small fish that attaches itself to whales and other large marine animals using a sucker on its head.
    • The whalesucker clung tightly to the side of the humpback whale.
    • Divers often see a whalesucker riding along with a shark or a sea turtle.
    • The whalesucker uses its sucker to travel without spending much energy.
What does "whalesucker" mean? | whatsthatwordmean | whatsthatwordmean