. Fig. 35. The dingo, or wild dog of Australia ; nearer the domestic dog than any other existing wild species his eye is elliptical, whereas it is round in the wolf, the jackal, and the dog. These slight structural differences, however, are counting for less than formerly in tracing relationships, and the fact that cer- tain South American wolves are very foxlike, as are some of our dogs, leads us to be careful in denying the fox even remote connection witii our domesticated races.

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectplants, bookyear1910