Dolphins beat humans, chimps at early signs of self-awareness

phys.org | 1/10/2018 | Staff
kringkring (Posted by) Level 4
Click For Photo: https://3c1703fe8d.site.internapcdn.net/newman/gfx/news/2018/dolphinsbeat.jpg

Mirror, mirror on the wall, who's the brightest mammal of them all?

Using mirror images, researchers found that bottlenose dolphins show signs of self-awareness earlier in life than humans and chimpanzees.

Mirror - Indicator - Self-awareness - Capacity - Humans

Recognizing oneself in a mirror is an indicator of self-awareness. This capacity has been identified only in humans, dolphins, great apes, elephants and magpies, the researchers said in background notes.

Studying two young dolphins at the National Aquarium in Baltimore, the investigators assessed how the dolphins interacted with their image in a mirror.

Dolphin - Indicative - Mirror - Self-recognition - Months

One dolphin first showed self-directed behavior indicative of mirror self-recognition at 7 months of age, said one of the study authors, Diana Reiss. She's with Hunter College of the City University of New York.

Humans first show self-directed behavior at a mirror between 12 and 15 months of age. This firms up between 18 and 24 months of age. Chimps have...
(Excerpt) Read more at: phys.org
0 other people are viewing this story
Wake Up To Breaking News!
If the Government could just stop...
Sign In or Register to comment.