tree mouse

noun

Definition of tree mouse

  1. 1 :  any of numerous small arboreal myomorph rodents: such as a :  any African long-clawed murid of Dendromus or related genera b :  either of two cricetids of western North America that are congeneric with the lemming mice c :  any of a genus (Vandeleuria) of tropical eastern Asian climbing murids with very long tails and the great toe of the hind foot opposable and resembling a thumb

  2. 2 :  white-breasted nuthatch

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