- pellets. It is a
common but not
universal feature of
altricial p****erine
nestlings (born helpless,
under constant parental care) that
instead of excreting...
-
nestling. Song
sparrow nestlings in
parasitized nests alter their vocalizations in
frequency and
amplitude so that they
resemble the
cowbird nestling...
- The
nestlings, like the adult,
primarily eat insects, fed to it by both ****es. This
swallow is
vulnerable to parasites, but, when on
nestlings, these...
- **** of some
species of
nestling birds. It
allows parent birds to more
easily remove fecal material from the nest. The
nestling usually produces a fecal...
- 28 days. Only the
female incubates and
cares for the
nestling. She
provides food for the
nestling on
average once per hour and
includes invertebrates,...
- the
blood of the
nestlings and the adults,
sucking about 25 mg of
blood every 5 days. They can be a
serious pest of
adult and
nestling swifts. Crataerina...
-
Brood reduction occurs when the
number of
nestlings in a
birds brood is reduced,
usually because there is a
limited amount of
resources available. It...
- East Dunbartonshire,
Scotland roughly 10
miles (16 km)
north of Glasgow.
Nestling at the foot of the
Campsie Fells, it is
neighboured by
Kirkintilloch and...
- nest, the
nestling and
fledging stage can be the same. For
precocial birds,
those that
develop and
leave the nest quickly, a
short nestling stage precedes...
- an Anglo-Norman word (Middle
English pophyn) for the
cured carc****es of
nestling shearwaters. The
Atlantic puffin acquired the name much later, possibly...
