Evolution of Birds

Evolution of the birds chart from L.jurassic to early cretaceous and late creataceous.

Evolution of Birds

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Learn how to pet a cat, just following this image. You cat pet will surely love this.
Dinosaur Comparitive Sizes
Brachiosaurus shows that his the tallest among the dinosaur, followed by Diplodocus, and the third one are iguanodon fourth is tyrannosaurus, fifth is Stegosaurus, sixth is Triceratops, seventh will be velociraptor and the last is Compsognathus.
Dolphin Communication
How do dolphins communicate? Dolphins send out sound waves that sound like a click.By timing its lapse between sending and receiving says how way it is. With this sound waves, it will gouge the distance of the object and also the shape.Dolphins also produce whistles and bi-sonar. It receive sounds through their lower jaw.
Bird Anatomy (2)
Birds are just some of those cute creatures. Let's take a look at this bird part.
Tiger Extinction
Tigers maybe dangerous, but right now they are on the edge of extinction already. They have lost their territory due to humans ambition. And over the past 100 years, 95% of them have fallen already.
Pigs
At first i thought pigs are not suitable as pet. But pigs are rank number 4 in animal intelligence. They are also smart like other animals, in which just a few weeks of being born they can already will recognize their own name. Aside from that, they can eat almost anything, they can even scream and they are also fast that can run up to seven minute per mile.  
How Sharks Survive
We know sharks are now endangered creatures. But how do they really survive? By, seeing their physical characteristics, it seems that they are more advantage compared to other sea water animals. They have spine, muscles, Intestines, fins, snout and mouth with large teeth.
Guinea Pigs
Guinea pigs has been forseen of becoming an overgrown monster due to atomic radiation. With its long history, it was now known as one of the most common pets in United states.There are 5 types of common breed in guinea pigs. This are the Teddy Guinea Pig, Skinny Pig, Crested Guinea Pig, Sulkie Guinea Pig, Abyssinian Guinea Pig.
Ant Colony
There are 20,000 species exist in ants species but not all of them have been classified already. The earliest ants evolved 120 million years ago.Ants maybe tiny but they have an amazing strength that can carry many times of their body weight. In the ant societies, there are three castes, the enormous Queen, Workers, and Males.Some ant species have their own soldiers also.
Animal Threats
Check this image of animal threats.
Giant Piranha
Giant Piranha can double its size every 36 hours, and they will be larger than human after 5 days.They also have multiple hearts that double its metabolic activity.This Mega piranha is shown to be highly aggressive,they also have triple layered skin, that protects their selves from bullets and nuclear radiation, aside from that they also have an amazing speed and stamina with a record of 104 km pe...
Cats vs Dogs
Cats and dogs are known to be enimies and their war is an endless one. Dogs are descenteds from wolves while cats belong to the felidae family.Cats have better sense of hearing than dogs while dogs have better sense of smell.Dogs are omnivorse while cats are carnivorse. Cats needs taurine and arachidonic acid to survive while dogs naturally produce the acid and dont require as much taurine. 
Dog Barking Facts
Did you know that even dogs are descended from wolves, they bark for different reasons. Wolves only barks when there are alarm or threat while dogs bark anytime like, they are asking to feed them or they want to play with you.Aside from dogs, there are also other animals that barks like prairie dogs, foxes, sea lions, monkeys and deer.When there are lots of animals bar, there are also dog that doe...
Cat Communication
Cats communicate just a slow blink of their eyes, it means already a hello. Prolonged eye contact to them can indicate a threat.Dilated pupils accompany fear or excitement and forward whiskers indicate curiosity or happiness.
Bird Anatomy (1)
Are all birds the same? Let us see this image if all birds has it.
Worms
You cant imagine that in 1 acre of land there are 250,000-1.75 millions of earthworms? And they can consume 1/2 to 1 times of their body weight everyday and can process about 10 pounds of organic material per worm every year.They are quite skilled in burying things in soil. And if you dont know, earthworms are hermaphrodites. And they are able to regenerate most lost segments of their body. Aside ...
Dinosaur Size Comparison
Dinosaur size comparison, who do you think is the tallest? Check this image to know.
Flight Form Birds of Prey (1)
Flight form birds depending in its kind. Know them one by one to familiarized.