noun
- plural of krill; small shrimp-like marine crustaceans that form a major part of the diet of whales and other marine animals
Usage: typically used in plural form; common in marine biology and oceanography contexts
Examples
- Baleen whales filter millions of krills from the ocean water each day.
- The Antarctic waters are rich with krills that support the entire food chain.
- Penguins dive deep to catch krills for their meals.
- Scientists study krills to understand ocean ecosystems and climate change.
- Krills are so abundant in polar regions that they turn the water reddish-brown.