Grizzly bears are part of the brown bear family and are sometimes referred to as the North American brown bear. Â In terms of behavior, most grizzly bears prefer to live alone. Â There are cases though&hellip
Monthly Archives For July 2013
Why do sidewalks have cracks?
At any given place, various parts of concreted sidewalks have cracks in them. Â Most of these cracks are actually the growing distance or separation between two slabs of concrete. Â The uneven soil and constant pressure&hellip
Why do the fins of orca whales bend?
Killer whales are also referred to as orcas and they are one of many famous animals in public ocean parks or oceanariums. Â Despite their name, killer whales are actually close relatives of dolphins are considered&hellip
Why do immigrants leave their country?
Immigration to other countries has gone on for several centuries and the trend is even more pronounced in some countries. Many people choose to immigrate to other countries and ultimately leave their homelands for a&hellip
Why do rovers travel so slowly?
Rovers refer to robotic cars that are typically sent to other planets for exploration purposes. Â Some rovers are designed to get soil and rock samples from other planets like Mars while other rovers are specifically&hellip
Why do salmons die after spawning?
Salmons refer to a family of fish that can usually be found in the waters off the North Atlantic and Pacific oceans. Â They are related to other fishes called trouts but these two types of&hellip
Why do dormant seeds respire?
Many plant seeds are considered to remain dormant for a period of time depending on various circumstances. Dormancy in seeds is often needed by some plants in order to preserve the life of some seeds&hellip
Why do goblet cells secrete mucus?
Goblet cells are epithelial type of cells that are found mostly in the respiratory and intestinal tracts. Their main function is to secrete mucus and this is done for a variety of reasons. The goblets&hellip
Why do ducks wag their tails?
Many people love to watch dogs because of their seemingly funny behavior. Some people even love ducks so much that they have them as pets. One of the most endearing duck behaviors is the wagging&hellip
Why do pugs have flat faces?
Pugs are breed of dogs that are classified under the toy dogs category. Â Being under this category, authentic pugs are expected to weigh up to a maximum of 18 pounds only. Â At this weight, pugs&hellip
Why do kookaburras call?
Kookaburras are tree birds found only in Australia and New Guinea. Â These birds are classified as relatively large birds and their bodies could stretch to as long as 17 inches. Â Kookaburras are also known to&hellip
