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poultry pellets - Coggle Diagram
poultry pellets
pellets
material
extremely useful
to study the
diet of the birds that produce them
simple method
reliable
without the need to manipulate
animals
utmost importance
The correct one assignment of pellets to species that originated them
is very dificult
birds of prey
they regurgitate periodically
pellets
of undigested materials
hair
feathers
bones
sclerotized parts of
insects
can be collected in places
nesting
hanger
analyze
to investigate the composition of the
diet
Nahuel Huapi National Park,
northwest of Argentine Patagonia
bases made of
skulls
others bones
teeth
feathers
for
the identification of mammals.
northern Argentine Patagonia
humidity
West-East
changes in vegetation
west
Nothofagus-dominated forests
lenga
coihue
ñire
east
there
find the arid patagonian steppe
individual trees
copses
pastureland
scrub
The area is inhabited by
diurnal birds of prey species
nocturnal