Preening And The Uropygial (preen) Gland

black crowned night heron 0480b ron dudley

Though I regularly watch birds as they preen it’s not often that I’m able to actually see the preen (uropygial) gland. [...]

Black-crowned Night Heron Tongue

black-crowned night heron tongue 3649 ron dudley

The Black-crowned Night Heron is the most widespread heron in the world. They are opportunistic feeders that feed on a wide variety of prey and I’ve seen them swallow some amazingly large prey items. I suspect that their rather interesting-looking tongue plays a significant role in their success. [...]