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cheating on study island? Speciation
Plants, insects, and pets :)
Yes, squirrels are omnivores.
first answer: something to do with the other nut-eating animals second answer: Also other animals are eating the tasty squirrels; squirrels running in front of cars or eating live electric lines; less trees for squirrels to live in; tornadoes that kill the squirrels, etc.
Yes, but rabies is uncommon in squirrels. See the Related Link below.
cheating on study island? Speciation
cheating on study island? Speciation
The weaker individuals starve.
allopatric speciation happens when a physical barrier divides two populations of the same species and sympatric speciation happen when no physical barrier divides the member of a population, but methods such as polyploidy (chromosome doubling) do not let the members of the species have fertile offspring, 2 species are formed (the parental "normal" species and the divergent species "polyploids"). Remember that a species is defined as a population that when mated with one another produce fertile offspring. A polyploid and a parental organisms can not produce fertile offspring together so they become two different species and speciation is said to have occurred.
they arent and i would know that because im a scienctist
Plants, insects, and pets :)
Because the squirrel is very plentiful in North Carolina. Specifically, Brevard County, North Carolina has among the highest populations of squirrels in America.
red squirrels are rare in the UK largely because they are out-competed and replaced by populations of the grey squirrels The red squirrel population have decreased because they only eat acorns at certain times. They only eat the acorns when they are ripe. As for the grey squirrels eat the acorns at any time of the year. So the red squirrels don't have as much food and can't reproduce as much. As well the trees are further apart and the red squirrels live on the trees most of the time and can't get about. As the grey squirrels spend most there time on the floor therefore can move about much more.
No, they are listed according to the IUCN Red List with a status of "least concern" with a populations trend as "stable". For more details, please see sites listed below.
squirrels.
yes .Fox squirrels are bigger than grey squirrels
Yes, squirrels are omnivores.