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From where the word Rattlesnake comes out ?

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Greek
German
Latin
Other


Rattlesnakes receive their name from the rattle located at the end of their tails, which, when shaken, makes a loud rattling noise that deters predators or serves as a warning to passersby.

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What is the family name of Rattlesnake ?

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Serpentes
Squamata
Viperidae
Chordata


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After how much time of birth, the Rattlesnake has fully functioning fangs ?

After one week of birth
After one month of birth
After one day of birth
They born with full functioning fangs


Rattlesnakes are born with fully functioning fangs and venom, and are capable of killing prey at birth.

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For how much time, the Rattlesnake venom remains stable ?

Many years
Two years
One year
5 years


The venom is very stable, and retains its toxicity for many years in storage.

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What is the body difference of male and female Rattlesnake ?

Male venom is much strong
Male has large external ear
Male have more thicker tail
Male have more thicker and longer tail


One of the differentiating features of males and females is that males have thicker and longer tails (because they contain the inverted hemipenes).

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How many species of rattlesnakes existed in Sonoran desert on April 2013 ?

5
8
13
11


The Sonoran Desert has more species of rattlesnakes (11) than anywhere else in the world.

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What is the standard size of new born baby of Rattlesnake ?

10 inches
15 inches
6 inches
2 inches


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Rattlesnake are native to

America
Africa
Asia
Europe


They are native to the Americas, ranging from southern Alberta and southern British Columbia in Canada to Central Argentina.

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How many species of rattlesnake are found in USA alone ?

13
15
17
19


In the United States, which is the home of 13 species, rattlesnakes are found in nearly every state. They are most numerous and varied in the Southwest and in northern Mexico.

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Rattlesnakes pick up vibrations through their ________

Tongue
Ears
Body muscles
Eyes


Rattlesnakes pick up vibrations through their body muscles which send sound through to their jaw bones and on to their inner ear organs.

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