- The
technique of
flight among procellariids depends on
foraging methods.
Compared to an
average bird, all
procellariids have a high
aspect ratio (meaning...
- Procellariidae, or
procellariids, is
complex and
still a
matter of some debate. The
traditional taxonomy breaks the
procellariids into four main groups...
- the
biological family Diomedeidae, are
large seabirds related to the
procellariids,
storm petrels, and
diving petrels in the
order Procellariiformes (the...
-
Extinct in the wild (EW): 5
species Critically endangered (CR): 223
species Endangered (EN): 460
species Vulnerable (VU): 798
species Near threatened...
-
Extinct in the wild (EW): 5
species Critically endangered (CR): 223
species Endangered (EN): 460
species Vulnerable (VU): 798
species Near threatened...
-
Fregetta tropica Order: Procellariiformes Family:
Procellariidae The
procellariids are the main
group of medium-sized "true petrels",
characterised by...
- parent's gut; later, it is fed both
solids and
stomach oil. Like many
procellariids, wedge-tailed
shearwater parents alternate long and
short trips to provide...
- wing-propelled
divers but
heavier wing
loadings than the
other surface-feeding
procellariids,
leaving them
capable of
diving to
considerable depths while still being...
-
Southern Hemisphere. The
storm petrels are
almost as
widespread as the
procellariids, and fall into two
distinct families; the
Oceanitidae have a mostly...
-
extant birds. Order: Procellariiformes Family:
Procellariidae The
procellariids are the main
group of medium-sized "true petrels",
characterized by...