Polar bears have large paws so that their body weight spread our over more space on the ice.
Imagine then as snowshoes for a human. They keep you up =).
Hope that helps! =)
Phase 1: Starts with the separation between populations. Separated populations become adapted to local conditions and become genetically differentiated over time.
Phase 2: Genetic isolation is completed, reproductive isolation develops mostly in the forms of prezygotic RIMs.
Lunar eclipses are more widely visible because Earth casts a much larger shadow on the Moon during a lunar eclipse than the Moon casts on Earth during a solar eclipse.
C why might it be important to move from non renewable resources to renewable resources
