Butterfly blenny the dorsal fin is much higher than the remainder of it. It spawns in late spring (as late as June in the English Channel) and hides the eggs under an abandoned shell; the male guards the eggs. Butterfly blenny The butterfly blenny ("Blennius ocellaris") is a small marine blenniid fish of Northern and Western Europe, as well as the Mediterranean and Black Seas and Morocco. It can grow as large as in length. It is usually found at a depth of down, especially in areas with a rocky floor. The butterfly blenny has 11–12 dorsal spines, 14–16 dorsal soft rays,
Human uses of living things Human uses of living things Human uses of living things, including animals plants, fungi, and microbes, take many forms, both practical, such as the production of food and clothing, and symbolic, as in art, mythology, and religion. The skills and practices involved are transmitted by human culture through social learning. Plants provide the greater part of the food for people and their domestic animals: much of human culture and civilisation came into being through agriculture. While a large number of plants have been used for food, a small number of staple crops including wheat, rice, and maize provide most of