The great auk, once widely distributed on many islands in the Atlantic, is nearly a meter tall and swims very fast, but due to the degeneration of its wings, it cannot fly, and it is slow to move on land, and the indigenous people of Greenland will hunt the puffin, eat their meat and eggs, use down to protect themselves from the cold, and passing sailors will also catch some of the puffins as food. With the development of Newfoundland fisheries, a large number of fishing boats flocked to the fishermen, and fishermen killed the great auk, in addition to eating meat, but more importantly, selling their down for profit. The reproduction rate of the great auk was extremely low, and finally, in 1844, the last pair of puffins was slaughtered during the incubation of the eggs and made into specimens.

In 1598, Dutch sailors found the dodo in Mauritius, which is a large bird that cannot fly, nearly one meter tall, weighing more than ten kilograms, the dodo has never seen a human, there is no defense against humans, it can be easily caught with a wooden stick, coupled with the delicious taste of meat, the dodo bird has become the main source of meat for the colonists, in less than 100 years, the dodo on the island of Mauritius has been hunted and killed, and the pigs and monkeys brought to the island by humans will also steal bird eggs and prey on young birds. The dodo eventually became extinct in 1662.
The Dome Mauritius Giant Tortoise, the Dome Rodriguez Giant Tortoise and the Saddle-shellEd Rodriguez Giant Tortoise are several species of tortoises that live only on small islands in the Indian Ocean. In the Age of Discovery, the first sailors who came here found that the island was full of this large tortoise, which was slow and not afraid of people, very good at catching, and the flesh was delicious, and the fat could be refined, and in the following hundred years, three species of tortoises were hunted down by colonists and sailors, of which the dome Rodriguez giant tortoise, the saddle-shellEd Rodriguez giant tortoise became extinct around 1800, and the dome Mauritius giant tortoise became extinct in 1845.
Moa is more than 3 meters tall, much larger than the current ostrich, once unique to New Zealand five species, around 1200 AD, Maori landed in New Zealand, found that the island's moa meat is delicious, clumsy action, the following 200 years, maori on the island moa extermination, and finally this species was eaten extinct, archaeologists in the early Maori settlement, found a mountain of moa bones.
In 1494, during Columbus's second voyage, the first discovery of Caribbean monk seals, the number of which was more than 250,000 at that time, and then with the influx of colonists, in order to obtain food, people began to kill seals, and later found that seal oil is a strangely scented oil, added to the food will be fragrant, seal skin can also be made into good fur products, from then on the Caribbean monk seals were hunted indiscriminately, and in 1952, in the sea between Jamaica and the Yucatan Peninsula in Mexico, The last time humans saw a Caribbean monk seal.
Greenland reindeer are endemic to Greenland, and in the 19th century, a large number of Danish colonists poured into Greenland, they brought shotguns, and began to hunt a large number of wild animals. Greenland reindeer are the main targets of their hunting, venison meat is edible, deer skins and antler velvet are valuable, they also use daily necessities and shotguns to exchange animal fur with the Eskimos, so the Eskimos changed the original way of hunting, also began to hunt a large number of Greenland reindeer, after 1950, no one has seen this animal again.
The largest red deer was found in Arizona and New Mexico, with a maximum of more than 10 million. In the 19th century, people found that the meat of the Mei's red deer was delicious, in addition, the deer skin and antlers were also very useful, so they began to hunt, and the population of more than 10 million Mei's red deer was finally extinct in 1942 after a century of catastrophe.
Botuguessa goats, also known as Portuguese goats, were once widely distributed in the mountains of southern Europe, until 1800 AD, has always had a considerable population, Portugusa goat meat has a unique flavor, their stomach fecal stones are expensive antidotes, fur can be used to make shawls, horns can be used to make horns, after 1800, with the popularity of firearms, this species went extinct in less than a hundred years, after 1892, no one has ever seen this animal again.
The Western Samoa waterfowl is a species of buzzard chicken endemic to Samoan Savai Island, about 25 cm long, discovered in 1869, and later due to the delicious taste of the Western Samoa waterfowl, it was hunted by humans in large quantities, and rats and cats brought to the island by humans also began to feed on this bird, resulting in the extinction of the Western Samoa waterfowl around 1873.
Solomon crowned pigeons, about 30 centimeters long and the size of a chicken, were discovered in the Solomon Islands in the Pacific Ocean in 1904, but only more than two decades later, no one in the world has ever seen this bird again, and biologists estimate that the reason for their extinction is mainly due to the large number of human predation, coupled with the predation of cats and dogs brought by humans.