Dolphins Keep an Eye Out While Sleeping?
Dolphins Keep an Eye Out While Sleeping.
Dolphins have a clever trick that doesn't involve jumping in the air for fish:
They can overcome sleep deprivation and remain constantly vigilant for days at a time by resting one half of their brain while the other half remains conscious.
What is function of spleen in our body?
The spleen plays multiple supporting roles in the body.
It acts as a filter for blood as part of the immune system.
Old red blood cells are recycled in thespleen, and platelets and white blood cells are stored there.
The spleen also helps fight certain kinds of bacteria that cause pneumonia and meningitis.