› added 5 years ago

322

TIL male kangaroos are called boomers

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LkO7Q TIL Japanese Honeybees defend themselves against wasps by swarming them and "baking" them by vibrating their wings to 47 degrees Celsius. One degree above the wasp's max temperature.
j6K0X TIL that Eagles can see rabbits from two miles away as a distinct object, not just a blurry dot thanks to their large eyes that can take up more than 50% of their head and their retina with 5x more cells compared to humans.
ZVl4 TIL the french use the expression “the english have landed” to say a woman is on her period.
epkL5 TIL: That following the solar eclipse of August 11 1999, the BMJ reported only 14 cases of eye damage from improper viewing of the eclipse, a number lower than initially feared. In one of the most serious cases the patient had looked at the Sun without eye protection for 20 minutes.
8aAjV TIL conservationists in South Africa have been injecting rhino horns with red dyes and toxins to prevent poaching. The mixture renders the horn completely useless to those trying to sell it commercially and is also toxic for human consumption.