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Male giraffe mounting a female. Only dominant males are generally able to mate.
The pancreas. This organ sits just below the stomach and is both an exocrine and an endocrine gland.
In this painting evangelist George Whitefield appears to be cross-eyed. This is no fault of John Wol
Children with autism generally prefer interacting with objects over people.
Children with disabilities used to be sent to special schools. In a process called mainstreaming or ...
Detonation is a secondary ignition of the air–fuel mixture. It is also called spark knock or ...