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15 Topic Pages Found in Animals & Veterinary Medicine and starting with the letter L
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ladybird beetle

or ladybug, member of a cosmopolitan beetle family with over 4,000 species, including 350 species in the United States. Ladybird beetles are mostly

Open lamprey

name for several primitive marine and freshwater jawless fishes of the order Petromyzontiformes. As in the other jawless fish, the hagfish , the adult


name for small, fishlike lower chordate (see Chordata ), also called amphioxus; it shows many affinities with the vertebrates. There are about 30


Leafhoppers are small jumping insects from the family Cicadellidae in the order Hemiptera. They are about 2–30 mm long. The life cycle includes eggs,

Open lemming

name for several species of mouselike rodents related to the voles . All live in arctic or northern regions, inhabiting tundra or open meadows. They

Open lemur

( lē'mər ), name for prosimians, or lower primates , of two related families, found only on Madagascar and adjacent islands. Lemurs have monkeylike

Open Leopard

large carnivore of the cat family, Panthera pardus, widely distributed in Africa and Asia. It is commonly yellow, buff, or gray, patterned with black

Open lion

large carnivore of the cat family, Panthera leo, found in open country in Africa, with a few surviving in India. Lions have short-haired coats of

Open Liver disease
Liver disease

The liver is a vital organ in the body that plays a central role in human health including detoxification of ingested substances, lipid metabolism,

Open Lizard

a reptile of the order Squamata, which also includes the snake . Lizards form the suborder Sauria, and there are over 3,000 lizard species distributed