Intelligence on Earth Evolved Independently at Least Twice Complex neural circuits likely arose independently in birds and mammals, suggesting that vertebrates evolved intelligence multiple times.

“A #bird with a 10-gram #brain is doing pretty much the same as a #chimp with a 400-gram brain,” said Onur Güntürkün, who studies #brainstructures at Ruhr University Bochum in Germany. “How is it possible?” www.wired.com/story/intell...

TRANSGENDER BRAINS
#ScientificStudies have proven that #men and #women have different #BrainStructures, and that #transgender people's brains and functions more closely resemble those of their #IdentifiedGender rather than the sex they were assigned at birth. This research includes findings...