Fall and spring are the best times to plant grass seed because seed germinates best when temperatures are between 60Â°F and 80Â°F. 6 - 30. 3lb: up to 750 sq. ft. for reseeding and 330 sq. ft for new lawn coverage. 7lb: up to 1,750 sq. ft for reseeding and 770 sq. ft. for new lawn coverage.
Polar bears have four large paws, that can be 30cm (12) across. Imagine having feet that were as large as dinner plates! Their giant paws act like snowshoes to spread the polar bear's weight out so they can walk on thin ice. A polar bear has five toes on each foot, and there is a sharp claw at the end of each toe.
Biotic factors are the living things that make up an ecosystem, such as plants and animals. Abiotic factors are the nonliving material or chemical factors in an ecosystem, like the weather. The natural ecosystem of a polar bear is the Arctic tundra.now is an abiotic factor in the Arctic ecosystem. Unlike other bears in warmer parts of the world, polar bears have white fur. This serves to help them blend into the snow in their natural habitat. This adaptation is necessary because of their huge size.