Night
heron belongs to the Nycticorax and Gorsachius genera. It is a medium
sized bird, which is mainly found in the tropical regions of the Indian
subcontinent. The name 'Night Heron' is derived on the basis of the fact
that these birds prefer to catch their prey during night.
Physical Traits
Night herons have a body coat of either white or gray color. The only
exceptions to this are their crown and back, which are pretty dark in
color. Adult Night herons have short necks and short legs. The young
ones have a coat that is brown in color and is dotted with white and
gray. Infact, the young night herons look quite similar to Nycticorax
species.
Behavior
Night heron bird of India nests in colonies, built upon platforms of
sticks. The nests are situated mostly in a group of trees. In case of
protected locations such as islands or reed beds, night herons may build
nests on the ground. During daytime, they are seen resting in trees or
in bushes. Night herons usually lay 3 to 8 eggs at a time.
Diet
The diet of a night heron bird comprises of small fish, crustaceans,
frogs, aquatic insects and small mammals. They catch their prey by
standing still at the water's edge. The moment any prey approaches, it
is ambushed.
Status
Presently, Indian subcontinent has only seven subspecies of the night
heron, which are existent. A number of other subspecies of the bird have
gone extinct because of its capability to colonize small, predator-free
oceanic islands and a tendency to evolve towards flightlessness.
Subspecies of Night Heron
|