Rodentia
Rodentia
• The single largest group of mammals is the________________.
• Most ____________mammals are rodents.
• There are about ___________living species of rodents (out of
4000 species of mammal).
Rodentia
• Most people are familiar………..
• mice,_______, hamsters, and guinea pigs.
• Rodentia also include beavers,___________, porcupines,
woodchucks, ____________, squirrels, prairie dogs, and
chinchillas.
• Rodentia does NOT include ___________ (they are different
from rodents in that they have an extra pair of
_____________and other different skeletal features).
Rodentia
• Rodents are found native on all continents
except_______________.
• One family of rodents, the
, contain over 1100
species.
• These are
and
.
Rodentia
• Rodents show their greatest diversity in
.
• Some of these include mountain
, which
are _____________ animals that live in the mountains;
Patagonian
, which are rabbit-like,
animals with long
and short
; the
,
which is a marsh-dwelling animal that is hunted for its
; and burrowing animals like the
and
. The Chinchilla and Guinea Pig is also a native of South
America.
Guinea Pig (Domesticated
Cavy)
Chinchilla
Mountain viscachas
Patagonian cavies
Patagonian Cavy
• Describe their movement and Habitat:
• __________________________________
__________________________________
__________________________________
Coypu: called the Nutria in
the US a known
_______________
Paca: __________________
Tuco-tuco
Rodent
• The
, which also lives in South America, is
the largest living rodent.
• It is about the size of a
and gets up to a weight
of about
.
• They live in the plains of South America and are often
hunted or ranched for their
.
Rodent
• All rodents share common
.
• They have a single pair of
in each jaw, and
they grow continually throughout life.
• The incisors have thick
layers on the front, but
not on the back; this causes them to retain their
shape as they are worn down.
Rodent
• Behind the incisors is a large
in the tooth rows, or
.
• There are no
, and typically only a few
at the rear of the jaws.
• Rodents have a unique
patterns and they also
have large
muscles to help with this.
Rodent
• Male rodents have a
, which is a penis bone.
• Most rodents are
, but some are
, and
others eat only
.
• Rodents live in many different places, such as
and
.
• They can also be found in some
habitats and also in
the
.
• They can be
, like the porcupine, or live in highly
groups, like prairie dogs.
Rodent
• Some are also carriers of human
bubonic plague, typhus, and
• Some rodent species are
sources of
or
.
• Others are used extensively in
such as
fever.
important as
research.
______________:Eastern
Chipmunk
• Tamias striatus
Chipmunk
Gray Squirrel
Beaver
• Castor canadensis
________________________
Hanta Movie
• Write a sentence about the movie.
• __________________________________
__________________________________
__________________________________
Black/Brown Rat
• Rattus rattus:
• __________
Mouse
• ___________
Vole
Gopher
• Movie: Write a description:
• __________________________________
__________________________________
Groundhog
Muskrat
Rat
Alabama Beach Mouse
• Peromyscus polionotus
ammobates
The Truth
Hamster
•
Most hamster
Species _______
______________
Beaver
Lemming Movie
Jerboa
• Found in _______,
• And____________
Gerbil
Prairie Dog
Mole Rat