|
|
Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
Did you know?
In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.
Did you know?
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
![Large size can provide a refuge from predators. While young African elephants may be vulnerable to p](https://biology-forums.com/gallery/47/medium_33_17_02_12_5_35_26_19681934.jpeg)
![Alligators are apex predators capable of killing large terrestrial prey. This large AAmerican alliga](https://biology-forums.com/gallery/47/medium_27759_23_04_12_8_20_47.jpeg)