Although horses appeared in Paleolithic cave art as early as 30, 000 BCE, these were truly wild horses and were probably hunted for meat.

Although scholars long thought it to be a natural cave, more recent examinations have established the tunnel was entirely manmade.

Although the least developed region in the country, it features some of the most pristine rainforests, extensive cave networks, coastal lowland plains, and offshore cays.

Although now on the coast, at the time of the burial the cave would have been located approximately 70 miles inland, overlooking a plain.

Although watercolor painting is extremely old, dating perhaps to the cave paintings of paleolithic Europe, and has been used for manuscript illumination since at least Egyptian times but especially in the European Middle Ages, its continuous history as an art medium begins in the Renaissance.

Although the current prevailing opinion concludes that cave bears were largely herbivorous, and more so than any modern species of the genus Ursus, increasing evidence points to omnivorous diets, based both on regional variability of isotopic composition of bone remains indicative of dietary plasticity, and on a recent re-evaluation of craniodental morphology that places the cave bear squarely among omnivorous modern bear species with respect to its skull and tooth shapes.

Although most species live in burrows, cave-dwelling species also fasten their retreats to the cave walls.

Although the cave is largely uninhabited, bats do nest in the Big Room during late spring.

Although he tolerates his partner, Harold Bloomguard, he also fears him because Harold knows his innermost shame and secret, the helpless weakness he once showed in the cave.

Although there was no obvious route, people concluded that cave passages lay below the rubble.

Although he never knew its significance, Bishop had unwittingly shown the key to connecting two major components of the longest cave in the world, 130 years before the connection was made.

Although married, Muhammad retreated into a cave in Mount Hira, in search of enlightenment.

Although access to the cave is generally not permitted, limited entry for scientific research is granted.

Although the cave has been closed since October 25, 1632, several descriptions by early pilgrims survive.

Although his daughters Uzahne and Janet were not frequent visitors to the cave ; his sons, Norman, James, Lee and Daniel were fascinated by the cave.

Although the cave has a length of 42 km, only the first kilometer, the area that tourists are allowed to visit, is covered in ice.

Although the area was not easily accessible and the " Adventure " Tourist industry did not exist, a few intrepid visitors made the trip to the then remote cave.

Although the cave had been mined since 1911, it was not until 1912 when miners notified authorities.

Although writing's origins may be traced back to the renowned French cave paintings ( said to be about 20, 000 years old ) in Lascaux it would be, ostensibly, the passing of nearly 17 millennia which would be required for a formal system of writing to be borne.

Although it was recognized that certain tributaries, represented for example, in the XVIIIth Dynasty tomb of Rekhmara at Egyptian Thebes as bearing vases of peculiar forms, were of some Mediterranean race, neither their precise habitat nor the degree of their civilization could be determined while so few actual prehistoric remains were known in the Mediterranean lands.

Although bongos are quite easy for humans to catch via snares ; it is of interest that many people native to the bongos habitat believed that if they ate or touched bongo they would have spasms similar to epileptic seizures.

Although red pandas are protected by national laws in their range countries, their numbers in the wild continue to decline mainly due to habitat loss and fragmentation, poaching, and inbreeding depression.

Although the historical numbers of sea otter in the San Juan Islands is not known, the habitat for them may have once been ideal.

Although the cause of the decline is not fully understood, habitat loss and conflicts with humans are currently the greatest causes of concern.

Although it has been called " America's Dead Sea ", the lake provides habitat for millions of native birds, brine shrimp, shorebirds, and waterfowl, including the largest staging population of Wilson's Phalarope in the world.

Although habitat loss was a contributing factor, the species is thought to have been massively overhunted, being used as food for slaves and, later, the poor in the United States throughout the 19th century.

Although it was recognized that certain tributaries, represented e. g. in the XVIIIth Dynasty tomb of Rekhmara at Egyptian Thebes as bearing vases of peculiar forms, were of some Mediterranean race, neither their precise habitat nor the degree of their civilization could be determined while so few actual prehistoric remains were known in the Mediterranean lands.

Although many species of birds settle permanently in the Wadden Sea, use it as a winter habitat or as a resting place.

Although restricted to a fairly small range in the southwest of Western Australia, it is locally common and does not seem to be threatened with extinction so long as its habitat of heath, shrubland and woodland remains intact and diverse.

Although the Parma wallaby remains rare, there seems to be no immediate threat to it provided that more habitat destruction does not take place, and the population is thought to be slowly increasing.

Although Tundra Swan numbers are stable over most of its range, they are increasingly dependent on agricultural crops to supplement their winter diet, as aquatic vegetation in their winter habitat dwindles due to habitat destruction and water pollution.

Although this is a species of least concern, it is slowly declining due to habitat destruction.

Although Buffleheads do use man-made nest boxes, they still need the forest habitat to thrive.

Although the Greater Scaup faces numerous threats, the most significant challenge to their survival is habitat degradation caused by a mix of human development and runoff.

Although fishing cats are widely distributed through a variety of habitat types including both evergreen and tropical dry forest, their occurrence tends to be highly localized.

Although generally common, its range has contracted somewhat in the past due to habitat destruction.

Although efforts have been undertaken in Asia, there is a much higher rate of poaching, shooting and habitat destruction and implementing conservation efforts may be more difficult.

Although they had recovered somewhat since that time, their population has declined in recent times as suitable habitat is used for farming.

Although wildlife corridors have been proposed as solutions to habitat and wildlife population fragmentation, there is little evidence that they are broadly useful as a conservation strategy for all biodiversity in non-developed or less-developed areas, compared to protecting connectivity as the relevant ecological attribute.

Although difficult to measure and predict, the conservation value of a habitat is often a reflection of the quality ( e. g. species abundance and diversity ), endangerment of encompassing ecosystems, and spatial distribution of that habitat.

Although still abundant at Cocos Island and other relatively pristine sites, grey reef sharks are susceptible to localized depletion due to their slow reproductive rate, specific habitat requirements, and tendency to stay within a certain area.