Sentence examples for Calidris canutus from inspiring English sources

The scientific name of the knot is Calidris canutus and the bird is thought to be named after King Canute, or Cnut, the Danish king of England and Scandinavia in the 11th century, who, legend has it, set his throne on the beach and commanded the waves of the incoming tide not to wet his feet – in vain.

The demand for these crabs has been a factor in the decline of the red knot, Calidris canutus rufa, whose numbers have dwindled to the point that the United States Fish and Wildlife Service recently proposed designating the bird as threatened, or likely to become in danger of extinction.

The Red Knot (Calidris canutus; REKN hereafter) is designated as threatened in New Jersey and is federally listed as a potential "at risk" species.

In this paper we report on two experiments with red knots Calidris canutus, socially foraging shorebirds that eat bivalves on intertidal mudflats.

We consider the resident Snowy Plover (Charadrius alexandrinus nivosus), and the migrant Piping Plover (Charadrius melodus) and Red Knot (Calidris canutus) along the Gulf Coast of Mexico in Florida.

Over the past 20 years, wildlife biologists, birders (bird watchers), and environmental activists have converged on the Delaware Bay, New Jersey USA every spring to study a migratory shorebird called the red knot (Calidris canutus rufa).

Scientists have observed that shorebirds, such as the white-rumped sandpiper (Calidris fuscicollis), risk increased mortality from exhaustion and severe weather during the course of their long migrations.

With semipalmated sandpipers (Calidris pusilla), both parents sit on the eggs.

The calidris has shorter life and low survival and low birth rate.

Researchers have shown that by sacrificing sleep, male sandpipers (Calidris melanotos) out-compete their rested counterparts for mates.

The ectotherm has an even shorter life than ursus and calidris, a lower survival rate, and a higher birth rate.