What I Learnt Today : 10 Unknown Amazing Facts About Animals - Part XXIV

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(1) Just one cow gives off enough harmful methane gas in a single day to fill around 400 litre bottles.
(2) The flea can jump up to 200 times its own height. This is equal to a man jumping the Empire State Building in New York.
(3) Fireflies are the only creatures that give off light without generating heat.
(4) Dogs can see better when the light is low.

Firefly
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(5) The hippopotamus’s skin is protected by its own pink oily secretion known as ‘pink sweat’.
(6) According to records there are 50 million monkeys in the world!
(7) All dolphins have a different whistle.

Hippopotamus pink sweat
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(8) Sharks are immune to cancer!
(9) Only half of a dolphin’s brain sleeps at a time. The other awake half makes the dolphin come up for air when needed to prevent drowning.
(10) The Irish deer is the largest deer to have ever existed. It went into extinction approximately 7,700 years ago.

The Irish deer
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Previous Episodes :
Part-I, Part-II, Part-III, Part-IV,Part-V, Part VI, Part VII, Part VIII, Part IX, Part X, Part XI, Part XII, Part XIII, Part XIV, Part XV, Part XVI, Part XVII, Part XVIII, Part XIX, Part XX, Part XXI, Part XXII, Part XXIII

reference : http://www.thefactsite.com/2010/09/300-random-animal-facts.html

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