bittern是什么意思

n.麻鸦,盐卤

1. The bittern stayed perfectly still, blending in with the reeds to hide from its predators.
2. You can often hear the distinctive booming call of the bittern in the marshlands during mating season.

a wading bird of the heron family, typically with brown streaked plumage, a booming call, and an upright posture. It is found in both freshwater and saltwater habitats.