* The smallest species of eagle is the South
Nicobar Serpent Eagle (Spilornis klossi), at 450 g (1 lb) and 40 cm (16 in).
* There are more than 60 different species of
eagle.
* The female of all known species of eagle is
larger than the male.
* The nest of an Eagle is called Eyries, and are usually found in tall trees or on high cliffs
* Most eagles are larger than any other raptors
apart from vultures.
* Eagles have unusual eyes. They are very large in
proportion to their heads and have extremely large pupils.
* Eagles’ eyes have a million light-sensitive
cells per square mm of retina, five times more that a human’s 200,000.
* While humans see just three basic colours,
eagles see five
* Many eagle species lay two eggs, but the older,
larger chick frequently kills its younger sibling once it has hatched. Adults
do not intervene.
* The Harpy Eagle and the Philippine Eagle have
wings that spread 2.5m across and use their massive, sharp talons, to kill and
carry off prey as large as deer and monkeys.
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