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Fin

Fin 1. (Science: marine biology, zoology) An organ of a fish, consisting of a membrane supported by rays, or little bony or... Read More

Definition

Actinopterygian

Definition noun, plural: Actinopterygians Any of a group of Osteichthyes characterized by possessing lepidotrichia (i.e. fin... Read More

Definition

Rib

Rib 1. (Science: anatomy) One of the curved bones attached to the vertebral column and supporting the lateral walls of the... Read More

Definition

Undulating membrane

Definition noun A sinuous extension of the cytoplasmic membrane performing a vigorous, wavelike, and reversible... Read More

Definition

Agnathan

Definition noun, plural: agnathans Any of the jawless fish species belonging to the taxonomic superclass Agnatha of the... Read More

Definition

Sarcopterygian

Definition noun, plural: Actinopterygians Any of a group of Osteichthyes characterized primarily by their lobed... Read More

Definition

Intracellular digestion

Intracellular Digestion Definition What is intracellular digestion? ‘Intra’ means "inside" and ‘cellular’ pertains... Read More

Definition

Squid

squid 1. (Science: zoology) Any one of numerous species of ten-armed cephalopods having a long, tapered body, and a caudal... Read More

Definition

Dorsal

Definition adjective (1) (anatomy) Of, toward, in, on, or near the back (or any analogous bodily reference) of an... Read More

Definition

Morphology

Morphology Definition Morphology means the study of the shape and structure of living things from a biological perspective.... Read More

Definition

Tail

tail 1. (Science: zoology) The terminal, and usually flexible, posterior appendage of an animal. The tail of mammals and... Read More

Definition

Appendage

Definition noun, plural: appendages (general) Things or parts added or attached to another entity. (biology) Parts or organs... Read More

Definition

Sting

sting 1. (Science: zoology) Any sharp organ of offense and defense, especially when connected with a poison gland, and... Read More

Definition

Pair

Pair 1. To be joined in paris; to couple; to mate, as for breeding. 2. To suit; to fit, as a counterpart. My heart was made... Read More

Definition

Ox

ox (Science: zoology) The male of bovine quadrupeds, especially the domestic animal when castrated and grown to its full... Read More

Definition

Feathers

Feather 1. (Science: ornithology) One of the peculiar dermal appendages, of several kinds, belonging to birds, as contour... Read More

Tutorial

New Zealand’s Unique Fauna

By: Maria Victoria Gonzaga In the previous lesson, we learned about the high biodiversity of New Zealand and how... Read More

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