Blue whale
As the largest animal alive, the blue whale has the largest instance of several
body parts.
Its tongue weighs around 2.7 tonnes (3 short tons).

Its mouth is large enough to hold up to 90 tonnes (100 short tons) of food
and water.
Its heart typically weighs 600 kg (1,300 lb) [1] and can reach 900 kg
(2,000 lb) in exceptional case.
Its aorta is about 23 centimetres (9.1 in) in diameter.
The blue whale's penis typically measures 8–10 ft. (2.4 – 3 meters).
Other animals:
The giant and colossal squids have the largest recorded eyes of any living
animal, with a maximum diameter of at least 27 cm (11 in).
Only the extinct ichthyosaurs are known to have had larger eyes.
The giraffe has the longest neck of any land mammal.
The walrus has the largest baculum of any mammal.
The wandering albatross has the largest wingspan at 3.63 metres (11 feet
11 inches).
The longest horns ever recorded belonged to a wild water buffalo and
measured 4.24 metres (13 feet 11 inches) from tip to tip.
The largest and heaviest brain belongs to the sperm whale , weighing
around 9 kilograms.
The Arctic lion's mane jellyfish may be the longest animal; the biggest had
a bell (body) with a diameter of 2.28 meters (7 feet 6 inches) and the
tentacles reached 36.5 meters (120 feet). It was found washed up on the
shore of Massachusetts Bay in 1870.
Bootlace worms can reach great lengths. A specimen was measured at
55 m (180 ft) but this may be unreliable as the body is somewhat elastic.
In proportion to body size The Morgan's sphinx hawk moth has the longest proboscis in relation to its body size. Its 25–30 cm proboscis is over 3 times longer than its body. It is
also known as Darwin's moth because Charles Darwin predicted its existence
some 40 years before it was discovered from experiments he did on an orchid
with a "foot long" nectary.
The tube-lipped nectar bat has the longest tongue of any mammal in
relation to its body size. Its 85 mm (3.3 in) tongue is 1.5 times longer than its
body, and must be kept inside its rib cage.
The barnacle is the creature with the largest penis as a proportion of its
overall body size.
Among vertebrates, the Argentine blue-bill duck has the longest penis in
relation to its body size.
The vampire squid has the largest eyes of any animal relative to its size.
The kiwi lays the largest egg of any bird relative to its size - up to a quarter
of the mass of the female.
Shrews have the largest brain-to-body mass ratio of any animal, with
brains that are 10% of body weight. Humans however have the largest
encephalization quotient of any animal.
About Humans:
The longest bone in the human body is the femur.
The largest artery is the aorta [21] and the largest vein is the inferior vena
cava .
The largest internal organ is the liver. It is also the heaviest organ, with
an average of 1.6 kilograms (3.5 pounds).
The largest external organ, which is also the largest organ in general, is the
skin.
The longest muscle is the sartorius muscle in the thigh .
The longest single nerve is the sciatic nerve in the thigh, counting its
branches and axons .
Records
The person with the longest tongue is Steven Taylor of Coventry , England,
whose tongue measures 9.8 centimetres (3.86 in).
The woman with the longest legs is Svetlana Pankratova . At a height of
200 cm (6.56 ft), her legs measure 132 centimetres (52 in).
The woman with the longest fingernails is Lee Redmond. The total length of
her fingernails is 7.513 meters.
The longest head of hair belonged to Xie Qiuping of China and measured
5.627 metres (18 feet 5.5 inches) on 8 May 2004.
The longest beard ever measured belonged to Hans Langseth of Norway; at
his death in 1927 it was 5.33 metres (17.5 ft) long.
The longest ear hair belongs to Victor Anthony of India, measuring 18.1
centimetres (7.12 inches).
The largest feet belonged to Matthew McGrory . His left foot measured 17
inches (43 cm) and he wore size 29 1/2 shoes.
Extinct animals
The animals with the longest necks, up to 15 metres (49 ft) in some cases,
were plesiosaurs (such as Elasmosaurus and Mauisaurus) and sauropod
dinosaurs (such as Mamenchisaurus , Sauroposeidon , and Supersaurus ).

source:
https://en.m.wikipedia.org/wiki/Largest_body_part

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sissy3

Let me see if this will make front page or not

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