Although most birds generally do not have teeth, swans are known to be an exception to this, having small jagged ' teeth ' as part of their beaks used for catching and eating fish.

Although some large birds such as swans learn migration routes from their parents, in most small species, such as passerines, the route is genetically programmed, and young birds can innately navigate to their wintering area.

Although it was dark as usual I could see that the hall had only recently contained a great many people.

Although there were only four fluids tested, it was apparent that there were two distinct types.

Although biopsies have shown structural changes in some of the reported cases of steroid-induced weakness, this case provides the only example known to us in which necropsy afforded the opportunity for extensive study of multiple muscle groups.

Although she weighed only 108 pounds when she visited him, Carroll permitted her to go on a 10-day fast in which she took nothing but water.

Although the training is only for one month, it is intensive and thorough.

Although the primary mathematical properties of the middle number at the center of the Lo Shu, and the interrelation of all the other numbers to it, might seem enough to account for the deep fascination which the Lo Shu held for the Old Chinese philosophers, this was actually only a beginning of wonders.

Although it was only three o'clock, he stopped in at the Golden Calf.

Although Lincoln won only a plurality of the popular vote, his victory in the electoral college was decisive: Lincoln had 180 and his opponents added together had only 123.

Although the name actually applies to a group of snakes, it is often used to refer only to one species in particular, the common or green anaconda, Eunectes murinus, which is one of the largest snakes in the world.

Although the entrance to the chamber warns against disturbing him, Shrewsbury opens Alhazred's sarcophagus anyway, finding that only rags, bones, and dust remain of Alhazred.

Although only one of his four children survived to adulthood, Antoninus came to be ancestor to generations of prominent Roman statesmen and socialites, including at least one empress consort.

Although at least three pads were planned, only two, designated A and B, were completed in October 1965.

Although amaranth was cultivated on a large scale in ancient Mexico, Guatemala, and Peru, nowadays it is only cultivated on a small scale there, along with India, China, Nepal, and other tropical countries ; thus, there is potential for further cultivation in those countries, as well as in the U. S. In a 1977 article in Science, amaranth was described as " the crop of the future.

Although the Visigoths plundered Rome, they treated its inhabitants humanely and burned only a few buildings.

Although many other chemists have repeated this advice, IUPAC and most chemistry texts still favour the usage of allotrope and allotropy for elements only.

Although Ares received occasional sacrifice from armies going to war, the god had a formal temple and cult at only a few sites.

Although used for similar purposes, transparent colors and image masks do not permit the smooth blending of the superimposed image pixels with those of the background ( only whole image pixels or whole background pixels allowed ).

Although cheap and effective in enabling use of some software that only used official ROM entry points for text output, this solution proved very slow because the Electron had to be placed into an 80-byte-pitch display to be able to get anywhere near to reproducing mode 7 and the CPU spent a lot of time drawing approximations of mode 7 characters and graphics that in a hardware solution would be achieved without any CPU processing.

Although this produced a mode 7 that barely impacted upon CPU performance and gave the same visual quality as the BBC Micro, it remained compatible only with software that used the ROM routines for outputting text and graphics and still used 10 kB of memory for the display.

Although programs can alter the position of the screen in memory, the non-linear format of the display means that vertical scrolling can only be done in blocks of 8 pixels without further work.

Although there have been periodic initiatives to revive their use, airships have seen only niche application since that time.

Although most audio file formats support only one type of audio data ( created with an audio coder ), a multimedia container format ( as Matroska or AVI ) may support multiple types of audio and video data.

Although the absolute numerical values of astronomical and historical years only differ by one before year 1, this difference is critical when calculating astronomical events like eclipses or planetary conjunctions to determine when historical events which mention them occurred.

Although it has only 6. 14 percent of Alaska's land area, it is larger than the state of Maine, and almost as large as the state of Indiana.

Although these results did not reach statistical significance, the baths are an easy treatment.

Although the album did not bring the fame he was expecting, it did reach the top of the charts in Romania and Morocco.

Although the parliamentary process had disappointed the labour movement, dominance in the Finnish Parliament and in legislation seemed to be the only true pathway to reach a more economically and socially balanced society.

Although Moldova passed a Poverty Reduction Strategy in 2004, it has yet to reach an agreement with international financial institutions.

Although, once again, Mackal was unable to reach Lake Tele, he gathered details on other cryptids and possible living dinosaurs, like the Emela-ntouka, Mbielu-Mbielu-Mbielu, Nguma-monene, Ndendeki ( giant turtle ), Mahamba ( a giant crocodile of 15 meters ), and Ngoima ( a giant monkey-eating Eagle ).

Although he was unable to reach the North Pole, the scientific results of the expedition, mainly the work of Sverdrup, were of considerable value.

Although the Sun produces Gamma rays as a result of the nuclear fusion process, these super high energy photons are converted to lower energy photons before they reach the Sun's surface and are emitted out into space.

Although Mann missed the extra point attempt, the Raiders put the game out of reach, 32 – 7.

Although Chicago scored first with a field goal, San Francisco scored 37 unanswered points to put the game out of reach by the end of the third quarter.

Although an SSTO rocket might theoretically be built, margins would be likely to be very thin: even comparatively minor problems could mean that the craft may fail to achieve the necessary mass-fraction to reach orbit with useful payload.

Although there are doctrinal and technical differences between sparring in the two main styles and among the various organizations, the art in general emphasizes kicks thrown from a mobile stance, employing the leg's greater reach and power ( compared to the arm ).

Although the railroad was to go bankrupt, he was convinced that a properly financed railroad could pass from Sacramento through the Sierra Nevada mountains to reach the Great Basin and hook up with rail lines coming from the East.

Although typically less than 10 cm long, some sipunculans may reach several times that length.

Although PRNGs will repeat their results after they reach the end of their period, a repeated result does not imply that the end of the period has been reached, since its internal state may be larger than its output ; this is particularly obvious with PRNGs with a 1-bit output.

Although it can reach high speeds, its body cannot stand long distance running, because it is more suited to short bursts of speed.

Although the group split up near Bent's Fort on the South Platte and Farnham was deposed as leader, nine of their members eventually did reach Oregon.

Although the ' Captain ' is the person at the top of the tree, having received the payment from the 8 paying passengers, once he or she leaves the scheme is able to re-enter the pyramid as a ' Passenger ' and hopefully recruit enough to reach captain again, thereby earning a second payout.

Although the smallest species is just long as an adult, most are much larger, and the largest can reach.

Although Columbus had presented his navigational plan to the Spanish Court as early as 1486, proposing to reach Asia by sailing West, across the Atlantic Ocean, he was unconvincing to the Catholic Monarchs until 1491, when Queen Isabella approved it.

Although they are common in South America today, peccaries did not reach that continent until about three million years ago during the Great American Interchange, when the Isthmus of Panama formed, connecting North America and South America.

Although they did not reach their ultimate goal, the trip was considered a success.

Although there is no authority that defines tiers of networks participating in the Internet, the most common definition of a tier 1 network is one that can reach every other network on the Internet without purchasing IP transit or paying settlements.

Although it was hoped they would reach the surface still functioning, the first probes failed almost immediately, thereby disabling data transmission to Earth.

Although he had always had one, it did not reach excessive levels until the Cultural Revolution, where all sorts of miracles were attributed to people who read his writings.