كتب ذات صلة

Humble creatures The earthworm and the common housefly, in eight letters.

The formation of vegetable mould, through the action of worms with observations on their habits.

Earthworms and their allies.

• Traité de zoologie
  المؤلفون: Perrier, Edmond
• A text-book of zoogeography
  المؤلفون: Beddard, Frank E.
• The structure and classification of birds
  المؤلفون: Beddard, Frank E.