Unlike bony fish, there is no direct control of the pigment cells by the nervous system, and this results in the colour change taking place more slowly than happens in fish.

Unlike the Eleutherians, who were primarily farmers, the first settlers on New Providence made their living from the sea, salvaging ( mainly Spanish ) wrecks, making salt, and taking fish, turtles, conchs and ambergris.

Unlike bony fish, sharks have a complex dermal corset made of flexible collagenous fibers and arranged as a helical network surrounding their body.

Unlike bony fish, sharks do not have gas-filled swim bladders for buoyancy.

Unlike other fish, shark gill slits are not covered, but lie in a row behind the head.

Unlike most bony fish, sharks are K-selected reproducers, meaning that they produce a small number of well-developed young as opposed to a large number of poorly developed young.

Unlike their ancestor Poseidon who is always fully anthropomorphic in ancient art ( this has only changed in modern popular culture ), Tritons ' lower half is that of a fish, while the top half is presented in a human figure.

Unlike oily fish, white fish contain oils only in their liver, rather than in their gut, and can therefore be gutted as soon as they are caught, on board the ship.

Unlike many other physostome fish, the trout do not use their bladder as an auxiliary device for oxygen uptake, relying solely on their gills.

Unlike eared seals and true seals, which feed primarily by hunting fish and squid in the water column, walrus generally prefer clams and other invertebrates living on the ocean floor.

Unlike Norway, Denmark did not need Iceland's fish and homespun wool.

Unlike other coastal regions in Korea, kimchi in this area does not contain much salted fish.

Unlike spin fishing where the line is already on the reel, playing a large fish with fly line and a fly reel can present a special challenge.

Unlike the gills of fish, human lungs are adapted to the exchange of gases at atmospheric pressure, not liquids.

Unlike the " white " Sterna terns, these birds do not dive for fish, but forage on the wing picking up items at or near the water's surface or catching insects in flight.

Unlike some of its immediate neighbors in the Texas Highland Lakes reservoir system, Lake Marble Falls is not infested with hydrilla, a non-native invasive plant from Asia thought to have been introduced to the U. S. via the tropical fish industry.

Unlike most other fish species which are chilled or frozen, groupers are usually sold live in markets.

Unlike the Great White Pelican it does not form large feeding flocks and is usually found to fish singly or in small flocks.

Unlike commercially available tropical fish, whose behavior patterns and tank compatibilities are well documented, coldwater fish require much local ichthyology knowledge in order to maintain them.

Unlike in the adventure mode, after five minutes all purchase options are open so that there is no need to purchase specific upgrades or special fish to be able to buy other items or egg pieces.

Unlike the various Pacific salmon species which die after spawning ( semelparous ), the Atlantic salmon is iteroparous, which means the fish may recondition themselves and return to the sea to repeat the migration and spawning pattern several times, although most spawn only once or twice.

Unlike the more versatile eagle and horned owls, Great Gray Owls rely almost fully upon small rodents, with voles being their most important food source.

Unlike most owls, Burrowing Owls are often active during the day, although they tend to avoid the midday heat.

Unlike other owls, they also eat fruits and seeds, especially the fruit of tasajillo ( Cylindropuntia leptocaulis ) and other prickly pear and cholla cacti.

Unlike many owls, they are migratory, leaving Canada and the United States in the fall.

Unlike the Semitic Akkadians and their descendant Assyrians, whose Anatolian possessions were peripheral to their core lands in Mesopotamia, the Hittites were centred at Hattusa in north-central Anatolia by 2000 BC.

Unlike earlier adaptations that were set during the time in which the novels were written, however, these TV movies were set in the contemporary era.

Unlike other hobbyist computers of its day, which were sold as kits, the Apple I was a fully assembled circuit board containing about 60 + chips.

Unlike most theropods, Albertosaurus and other tyrannosaurids were heterodont, with teeth of different forms depending on their position in the mouth.

Unlike a parliament, the assembly's members were not elected, but attended by right when they chose.

Unlike office holders ( magistrates ) who could be impeached and prosecuted for misconduct, the jurors could not be censured, for they, in effect, were the people and no authority could be higher than that.

Unlike these states, which were ruled by local nobles who acknowledged British suzerainty, Ajmer-Merwara was administered directly by the British, until 1858 by the East India Company and after 1858 by a chief commissioner who was subordinate to the Governor-General of India's agent for the Rajputana Agency.

Unlike the NES or Sega Master System, there were few add-on peripherals for the 7800, though its backwards compatibility feature allowed it to be compatible with most Atari 2600 peripherals.

Unlike modern websites and online services that are typically hosted by third-party companies in commercial data centers, BBS computers ( especially for smaller boards ) were typically operated from the SysOp's home.

Unlike many artists who were " discovered " and recorded in their normal venues, in December 1925 or January 1926, he was taken to Chicago, Illinois, to record his first tracks.

Unlike the neutral Americans in the first incident, the only witnesses to the second attack were the German and British sailors present.

Unlike previous wars, which were often fought mainly from fixed lines and trenches, World War II was a highly mobile war, often fought in cities, forests, or other areas where mobility and visibility were restricted.

Unlike the V-2, however, the V-1 required stationary launch ramps which were susceptible to bombardment.

Unlike her predecessor Mary Cassatt, who had arrived near the beginning of the Impressionist movement 15 years earlier and who had absorbed it, Beaux's artistic temperament, precise and true to observation, would not align with Impressionism and she remained a realist painter for the rest of her career, even as Cézanne, Matisse, Gauguin, and Picasso were beginning to take art into new directions.

Unlike many anime titles, viewers weren ’ t expected to have knowledge of Asian culture — character names, signs, and the like were primarily in English to begin with — or have seen any other anime series prior.

Unlike other leftist punk bands who use more direct sloganeering, Dead Kennedys ' lyrics were often snide.

Unlike modern systems, which can be applied to widely different databases and needs, the vast majority of older systems were tightly linked to the custom databases in order to gain speed at the expense of flexibility.

Unlike the hapless Quito junta of a decade earlier, the Guayaquil patriots were able to appeal to foreign allies, Argentina and Gran Colombia, each of whom soon responded by sending sizable contingents to Ecuador.

Unlike the previous generation of British film makers who had broken into directing and production after careers in the theatre or on television, the Art Cinema Directors were mostly the products of Art Schools.

Unlike forest, these are all derived from Old English and were not borrowed from another language.

Unlike the earlier Mk. I-III cars, which were built in England, the Mk. IVs were built in America by Shelby American.