Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 17, 2025
We have to consider the fishes carefully as the class which, on the evidence of palaeontology, comparative anatomy, and ontogeny, may be regarded with absolute certainty as the stem-class of all the higher Vertebrates or Gnathostomes. Naturally, none of the actual fishes can be considered the direct ancestor of the higher Vertebrates.
Word Of The Day
Others Looking