Catch 'em if you can!
The Least Weasel interacts with many species, and this interaction can be classified as co-existing relationship or a predator-prey relationship.
Learn more details about Mustela nivalis by going to the Minnesota DNR website click here
Weasels tend to co-exist with stoats and prey on smaller animals. Although the Least weasel is a very successful predator, it still has enemies. These include ermine, eagles, owls, foxes, coyotes, predatory birds, martens, and polecats. Also snakes tend to prey on the young weasels. Being a prey item to these other Chordates is their primary cause death.
Picture above taken by Northern
Regional Council
Comparison of Weasel,
Stoat, and Ferret
Besides their quick escape Weasels attempt to fight back by physically attacking the predator
or releasing a musk from their anal glands. Although weasels
feed primarily on rodents and insects which are smaller than them,
they are capable of capturing larger prey items using their vicious
teeth. Weasels are known to have one of the strongest bites so
BEWARE!
Mustela
nivalis also has a close relationship to humans. Both
cases are beneficial to mankind, and negatively impact Mustela
nivalis. Since a main food source for
weasels are insects, weasels play a crucial role in maintaining
insect levels to a minimum. Farmers enjoy this interaction because
plant growth is secured. Rodent levels are also controlled by
weasels and play an essential role in agricultural settings.
Weasels have also been used to make fur. This of course benefits
humans by keeping them warm, but slowly decreases the weasel
population.
Click here to find out some top secret facts about the Weasels