one-litter system
61Soil food web — The soil food web is the community of organisms living all or part of their lives in the soil. It describes a complex living system in the soil and how it interacts with the environment, plants, and animals. Introduction Food webs describe the… …
62Arabic literature — Introduction the body of written works produced in the Arabic language. The tradition of Arabic literature stretches back some 16 centuries to unrecorded beginnings in the Arabian Peninsula. At certain points in the development of… …
63Rhode Island — This article is about the U.S. state of Rhode Island. For other uses, see Rhode Island (disambiguation). RI and R.I. redirect here. For other uses, see RI (disambiguation). State of Rhode Island and Providence Plantations …
64Springtail — Springtails Temporal range: Early Devonian–Recent …
65New England — This article is about the region of the United States. For other uses, see New England (disambiguation). New England …
66Letterkenny — Leitir Ceanainn   Town   …
67Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …
68Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
69Illinois — This article is about the U.S. state of Illinois. For other uses, see Illinois (disambiguation). State of Illinois …
70Kentucky — This article is about the Commonwealth of Kentucky. For other uses, see Kentucky (disambiguation). Commonwealth of Kentucky …
