Unexpectedly world have diverse array of the largest beasts on land and beneath the seas. Following are the collection of world's biggest critters:-
Gigantic goldfish, like this one held by University of Nevada, Reno, researcher Christine Ngai, have been found in the waters of Lake Tahoe.
The ocean sunfish is the largest bony fish in the world. Rarely seen, adult sunfish typically weigh over a ton. Although it has few natural predators, the sunfish is considered a delicacy in some countries.
The largest squid and invertebrate is the colossal squid. The largest was caught in 2007 off the coast of Antarctica, weighed 1,091 pounds and 33 feet long.
The Great Barrier Reef is the world’s largest reef system, it is arguably the largest living thing on Earth. It's made up of corals, colonies of tiny, identical “polyps” who secrete calcium carbonate to form a hard skeleton. The Great Barrier Reef covers approximately 133 square miles off the coast of northeast Australia.
The largest reptile in the world is the saltwater crocodile, generally 13 to 18 ft. long and weighing up to 2,200 lbs. Females are smaller, usually 7 to 11 ft. and 1,000 lbs. The largest on record is Twenty ft long and approximately 2,600 lbs.
The world's largest single stem tree, by volume, is the General Sherman tree, a Giant Sequoia in California's Sequoia National Park that stands 275 ft tall. The trunk alone is estimated to weigh over 1,800 tons.
The Japanese spider crab, Macrocheira kaempferi, is the largest arthropod in the world in overall size, weighing up to 44 lb. It's body can grow up to 2 ft long and have a leg span of almost 13 ft.
The largest animal on earth is the blue whale. The largest whale ever recorded weighed 210 tons and was 98 feet long. The blue whale is an endangered species. Hunted to the brink of extinction, there are between 5,000 and 12,000 blue whales left.
The largest living member of the Felidae family is the Siberian Tiger (Panthera tigris altaica), which has an average weight of around 500 lb for males, but can reach as much as 675 lb.
The largest known extant member of the canine family is the wolf, though it could be one of two subspecies, either the Mackenzie Valley Wolf (Canis lupus occidentalis), with a record weight of 174 lb or the Eurasian Wolf (Canis lupus lupus), with an unofficial weight of 190 lb.
This herrings was found in Sweden earlier this year. Measured at 11 feet long, the piece of a king of herrings was the first discovered in Swedish waters. Not actually a herring, nor related to the herring in any way, the king of herrings is actually an oarfish. Found in deep waters, the fish’s longest length was recorded at 55.5 feet. The king of herrings is believed to be the source of some sea serpent sightings.
The African Bush Elephant is the largest animal on land. They're generally 10 to 11.5 feet tall and weigh 12,000 to 13,000 pounds, although the largest elephant on record was 13 feet tall and weighed 24,000 pounds.
The Kodiak brown bear and the polar bear share the title for the largest land carnivore. The bears are generally 5 feet tall when walking on all fours, but can reach as high as 10 feet when standing on their hind legs. They often weigh as much as 2,200 pounds.
The ostrich holds the title for the largest bird. Although flightless, the ostrich generally weights 140 to 290 lbs., though males can reach weights of up to 340 lbs. Ostriches can grow over 9 ft tall and can run up to 45 mph.
The largest known species of jellyfish is the lion’s mane jellyfish. The largest ever recorded washed up in Massachusetts Bay in 1870 -- 330 lbs with 120-ft tentacles. The sting of the lion’s mane isn’t know to be lethal to humans.
The largest living amphibian is the Chinese giant salamander, the largest recorded at 6 feet long. The salamander, critically endangered, rarely reaches that size today. Normally they're 4 ft long and weigh about 60 lbs.
The world’s tallest animal on land is the giraffe. The average male giraffe weighs about 2,600 lbs and is between 14 and 17 ft tall. The tallest on record was 20 ft tall.
The largest bat species is the giant golden-crowned flying fox, a rare fruit bat and endangered species that is part of the megabat family. The maximum size is just 3.3 lb, but its wingspan can reach upto 6 ft.
The Orca or Killer Whale is the largest species of the oceanic dophins. Males normally grow from 20–25 ft long and weigh in excess of 6 tons; large males have reached close to 8 tons. Females are smaller, growing from 18–22 ft and weigh about 5 tons. The longest Orca ever recorded was a male off the coast of Japan, measuring 32 ft.