sperm+of+fishes
51Australian swellshark — Not to be confused with the draughtsboard shark, Cephaloscyllium isabellum, of New Zealand. Australian swellshark …
52Intromittent organ — An intromittent organ is a general term for an external organ of a male organism that is specialized to deliver sperm during copulation. Intromittent organs are usually found in terrestrial species, as most aquatic species fertilize their eggs… …
53perciform — ▪ fish order Introduction any member of the order Perciformes, a group of bony fishes with more than 6,000 species placed in about 150 families. The order is the largest group of fishes in the world today. Perciform fishes occur in… …
54Polyploid — This image shows haploid (single), diploid (double), triploid (triple), and tetraploid (quadruple) sets of chromosomes. Triploid and tetraploid chromosomes are examples of polyploidy. Polyploid is a term used to describe cells and organisms… …
55Fish — are aquatic vertebrate animals that are typically ectothermic (previously cold blooded), covered with scales, and equipped with two sets of paired fins and several unpaired fins. Fish are abundant in the sea and in fresh water, with species being …
56Odonata — ▪ insect order Introduction insect order comprising the dragonflies (dragonfly) (suborder Anisoptera) and the damselflies (damselfly) (suborder Zygoptera). The adults are easily recognized by their two pairs of narrow, transparent wings, sloping …
57ostariophysan — ▪ fish Introduction any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) …
58Reproductive system — The reproductive system is a system of organs within an organism which work together for the purpose of reproduction. Many non living substances such as fluids, hormones, and pheromones are also important accessories to the reproductive system. [ …
59Barrie G.M. Jamieson — Pour les articles homonymes, voir Jamieson. Barrie G.M. Jamieson Naissance 31 août 1934 (   …
60Barrie Gillean Molyneux Jamieson — Barrie G.M. Jamieson Pour les articles homonymes, voir Jamieson. Barrie G. M. Jamieson (Barrie Gillean Molyneux Jamieson), (31 août 1934 ), biologiste australien, est un des plus grands spécialistes actuels de l évolution et de la taxonomie des… …
