skimmer
a kind of bird – water bird – related to terns – medium-sized with black and white feather and red beak (bill) and legs; long beak with the lower part longer than the upper part, found in Americas, Africa, and in India

a skimmer skimming
Special Features:
This bird flies close to the surface of the water with its beak skimming the water for fish, and when a fish touches its beak, in a flick of a moment, it closes the beak shut, like a vice!

(an oil skimmer, a device)
‘Oil skimmer’ is a device used for cleaning the water; and a ‘protein skimmer’ is a device used in salt water to remove compounds that break down and form into nitrogen waste. — used for domestic and industrial purposes.
More from Animals in Language
Python
python: a large python a kind of snake -- reptile -- usually large, muscular and powerful -- grows to 1 metre …

