Overfishing

Due to over fishing, large predatory fish stocks are already gone for-ever unlike in 1900 in which there are six times more fish than 2009.

Overfishing

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Pet Stats
Are you a pet obsessed? Those pet lovers surely spend a lot of dollars just for their pets. From food, clothes, vitamins and other health care.Didnt you know there are 39% of pet owners say they have more photos of their pet than of their spouse. 701 types of pure breed dogs and 1.5 billion$ is spent on pet food every year. But there are 30,000 number of cats and dogs destroyed each day in us anim...
Cattle Uses
Just what are the uses of cattle? Brain for anti-aging cream, bones for refined sugar, hair for airfilters, skin for gilatin, fat for chewing gum, Horns for plastics, internal organs for instrument strings, milk for medicines, manure for fertilizers. It seems that cattle is more useful than other animals.
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.
Vertabrate Evolution
Ever wonder how the vertebrate evolution works? Try to look at this chart. It will help you understand a lot by just looking at its image.
Bluefin Tuna
Blue fin tuna has been illegaly sold in black market. And its been a widespread fraud duing 1998 to 2007.  
Endangered Species
Today there are about 900 species of plants and animals have gone extinct already for the last five centuries.Take a look at this image where some countries have the greatest potential for both disaster and improvement.
Song Bird Family Tree
Know the song birds family tree with over 3500 species this past 80 million years ago.You can see the birds species from vocal learners up to non learners. Vocal learners include Passeroidea, Certhioidea, muscicapoidea, silvioidea and corvoidea, while non learner is Suboscines.
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.
Ant Exoskeleton
Ants are just some of those tiniest insects on earth, but with this image we can have the chance to see and learn about their body parts.
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.  
Dinosaur Sizes
Check this dinosaur sizes compared to human. It shows that we're just like ants to them.
Dog Bones
Check how dog bones look like. Just watch the image below.
VI - Insects A
This image is just a table of insects species. You can find where they belong just by looking at it. It will help you understand a lot about them.
Platypus
Have you seen about Platipus? Its really a very unusual animals, its like a bird or a reptile but its not. Platipus is like a snake that releases venom from its back claws of males, It has single opening anus and urino-genital system like birds and reptiles, it has a toothless mouthand rubbery beak, webbed feet for swimming like birds, and they also keep their eyes and nostril shut when swimming.&...
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. 
Animal Threats
Check this image of animal threats.
Shark Attacks
Any idea how shark attacks human? It always start at your legs.Swimmers are the most common for shark attacks. And they have their own way of attacking, like hit and run in which they sneak into you like ninja, bump and bite in which they circle you before attacking and the last is sneak attacks in which they will keep chomping you until you die.
Shark Diving Depths
Not all sharks can go in the deepest part of the water. Grey nurse shark can only spend at 10-190 meters deep, while Great Hummerhead spend from 0-275 meters, Tiger sharks is 0-350 meters, Whale sharks is 0-700 meters while the Great White Sharks is 0-1280 meters.