about 15 miles
No. Although bears do have a very keen sense of smell for food. They cannot smell blood from miles away.
animals get there food by there pray or habitat they resource it by its sence of smell and aroma by miles away
A polar bear uses its nose to smell the food. Polar bears can smell a seal up to 20 miles away.
they smell it from miles away then attack
Black bears have a strong sense of smell and can detect food from up to 20 miles away in the wild.
yes they my dog always know when they is food
It depends on the type of dog. Some dogs can smell their food in a bowl from 10 to 20 feet away. They can be in another close room and smell it. Some other dogs that have stronger eye sight or hearing may only smell it 5 to 10 feet away.
Sometimes.
They can smell food on you, or they are exploring a foreign smell.
Because they need to know everything about it. Just like the reason why dogs sniff each other's butts is because there is an anal gland beneath the tail and it tells everything about that dog. Dogs have a keen,sensative sense of smell.
Swimming Trunks.
Dogfish sharks have an excellent sense of smell and can detect odors from up to a mile away. They rely on their sense of smell to locate food, identify predators, and navigate their environment.