What's the difference between pterosaur and reptile?

Pterosaur


Definition:

  • (n.) A pterodactyl.

Example Sentences:

  • (1) The film uses new technology to transport viewers back 200 million years, to the time when pterosaurs lived – flying creatures with a wingspan of up to 14 metres.
  • (2) "3D is a wonderful way of seeing the world as the pterosaurs did, and it's to Sky's credit that they've taken on the challenge to be the first to broadcast in 3D."
  • (3) Adults £8.50, 5-15 years £6.25 Dinosaur Isle, Isle of Wight Since it's almost the law that small boys (and a good many girls) fall in love with all things Jurassic from the age of four, Dinosaur Isle, (shaped like a pterosaur , naturally) makes a perfect day out.
  • (4) Forthcoming highlights include Melvyn Bragg's arts series, Eddie Izzard in Treasure Island and a David Attenborough film about pre-historic flying lizards, pterosaurs, which is scheduled for Christmas.

Reptile


Definition:

  • (a.) Creeping; moving on the belly, or by means of small and short legs.
  • (a.) Hence: Groveling; low; vulgar; as, a reptile race or crew; reptile vices.
  • (n.) An animal that crawls, or moves on its belly, as snakes,, or by means of small, short legs, as lizards, and the like.
  • (n.) One of the Reptilia, or one of the Amphibia.
  • (n.) A groveling or very mean person.

Example Sentences:

  • (1) We have labelled single, primary auditory neurones in three reptile and one bird species.
  • (2) The microchromosomes are like those found in certain other primitive fishes as well as in reptiles and birds.
  • (3) Its adaptive value, chiefly in reptiles, remains an open question.
  • (4) Since it is known that fever is beneficial in infected reptiles, our experiments were viewed as an initial step in the investigation of a similar potentially beneficial effect in mammals.2.
  • (5) The distribution of serotonin-immunoreactive cells in the lung of 4 species of reptiles was investigated.
  • (6) The endocrine pancreas of this reptile is located throughout the spleen side of the organ and consists of islet-like structures, small groups of two to five cells, and single scattered endocrine cells.
  • (7) As in the case of other reptiles, particularly the alligator, a limited range of peptide-storing cells was found in the gut of the crocodile.
  • (8) There is clearly an MHC in amphibians and birds with many characteristics like the MHC of mammals (a single genetic region encoding polymorphic class I and class II molecules) and evidence for polymorphic class I and class II molecules in reptiles.
  • (9) Among birds 84.2% of the isolates were S. typhimurium, among mammals 62.6%, among reptiles only 26.8%.
  • (10) The evolution of enamel structure is dealt with here on the basis of fossil reptiles and mammals ranging from the Triassic to the present.
  • (11) An immunocytochemical method, using glutaraldehyde fixation and an antiserum developed against a GABA-glutaraldehyde protein conjugate, permitted direct visualization of GABAergic structures in the brain of a reptile (chameleon).
  • (12) Rodioimmunoassayable somatostatin (SRIF) was found in acid ethanol extracts from various parts of the gastro-entero-pancreatic (GEP) endocrine system in reptiles, amphibians, teleost bony fish, cartilaginous fish, and jawless fish, as well as in a deuterostomian invertebrate, the tunicate, Ciona intestinalis.
  • (13) The ultrastructure of the nasal glands of the roadrunner injected with salt and of quail drinking 200 mM NaCl was similar to that of salt glands in reptiles and the fresh-water acclimated duck.
  • (14) A tabulation of previously documented ovarian neoplasia in reptiles and a comparison of this cancer to those occurring in women will be discussed.
  • (15) the bowel of reptiles, has no changed for some hundred million years.
  • (16) On the basis of the amino acid sequence of cytochromes c in different species the degree of clustering and the degree of the chain asymmetry of the corresponding structural genes of DNA was found to have a general tendency towards an increase in the following order: invertebrates, fishes, amphibians, reptiles, birds, mammals.
  • (17) A tendency for an increase in the index of clustering of DNA was revealed in the sequence: invertebrates, fishes, amphibians, reptiles, birds, mammals.
  • (18) The anti-G beta, gamma antibodies recognized a 35-36-kDa protein in brain of vertebrates such as mammals (rat), avians (pigeon), amphibians (frog), fish (trout), and reptiles (turtle) but not in the invertebrates such as molluscs (snail) and insects (locust).
  • (19) These results reveal that some species of fishes, amphibians and mammals can act as the second intermediate host and that some species of reptiles, birds and mammals can act as a paratenic host.
  • (20) However, in many of these animals, including reptiles, the physiological functions and importance of the system remain unclear.