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Species of conservation concern are frequently hard to study; there are often delays in implementing or identifying necessary conservation needs due to lack of data. [26] Because the species is so rare, there is a continuous lack of adequate data; this is one of the major problems facing saola conservation.
A species may be endangered or vulnerable, but not considered rare if it has a large, dispersed population. IUCN uses the term "rare" as a designation for species found in isolated geographical locations. Rare species are generally considered threatened because a small population size is less likely to recover from ecological disasters.
It is likely the most poorly known large mammal species of modern times. It has never been seen alive, so nothing is known of its behavior. It is presumably similar to other medium-sized Mesoplodon, which are typically deep-water species living alone or in small groups and feeding on cephalopods and small fish. Following a year-long gestation ...
A whale species scientists know next to nothing about will undergo the first full dissection in New Zealand after washing ashore this summer. World’s rarest whale to undergo study for first time ...
This is a collection of lists of mammal species by the estimated global population, divided by orders. Lists only exist for some orders; for example, the most diverse order - rodents - is missing. Much of the data in these lists were created by the International Union for Conservation of Nature (IUCN) Global Mammal Assessment Team, which ...
Researchers studying the mammal couldn’t confirm if the species went extinct. Then in 2010, two whole spade-toothed whales, both dead, washed up on a New Zealand beach.
It’s a creature of the deep so rare that there’s never been a recorded live sighting, and since the 1800s only six samples have ever been documented.
One of the world's rarest canids, and Africa's most endangered carnivore. Siberian tiger: Panthera tigris tigris: 560 [10] EN [10] [10] Siberian tigers have made a comeback from the brink of extinction due to the strict laws of the Russian government. Russian Authorities believe that the number of living Siberian tigers will reach 700 after ...