10.Barnacles have penises up to 8 times their body size 

With penises up to 8 times their body size, Barnacles have the biggest penises of all animals.

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9. Katydid bugs hear with their feet

Their ears tympana (hearing organs) are placed on their front legs.

8. Bombardier beetles can shoot boiling toxics from their behinds

When threatened, bombardier beetles spray the suspected attacker with a boiling hot mixture of caustic chemicals.

7. Ants car carry objects 50 times their own body weight

Ants are capable of carrying objects 50 times their own body weight with their mandibles.

6. A bee has five eyes

A bee has five eyes; three simple eyes, or ocelli, and two compound eyes.

5. Butterflies taste with their feet

The taste receptors of a butterfly are placed on its feet. A butterfly's sense of taste is coordinated by chemoreceptors on the tarsi, or feet, which work only on contact, and are used to determine whether an egg-laying insect's offspring will be able to feed on a leaf before eggs are laid on it.

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4. The biggest frog is almost the size of a house cat

The Goliath frog is the biggest frog in the world and can grow up to 33cm (13 inches) in length and can weigh up to 3kg (8 lb).

3. The Golden Dart Frog is the most poisonous animal in the world

This poison dart frog is confirmed to have killed humans who touched the wild frog directly. It carries enough poison to kill around 20 people.

2. Zebras are black animals with white stripes

Embryological evidence shows that the animal's background color is black and the white stripes and bellies are additions

1. An elephant's trunk contains nearly 150,000 muscles

The trunk of an elephant is a remarkable organ. Anatomically, the trunk is a combination of the upper lip and nose; the nostrils are located at the tip. The elephant's trunk is large and very strong; it weighs about 130kg and it can lift around 250kg. Besides being very strong, the trunk is also very dexterous, mobile and sensitive. The trunk comprises 16 muscles; A major muscle covering the top and sides functions to raise the trunk; another muscle covers the bottom. Within the trunk is an extremely complex network of radiating and transverse muscle fascicles that enables the very finest movement. A total of nearly 150,000 muscle fascicles have been counted in cross-sections of trunk.

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