The word 'their' is not a noun. The word 'their' is a pronoun, a possessive adjective. The pronoun their takes the place of a plural noun (or two or more nouns) that describes â¦ something as belonging to that noun(s).
This species can reach a length of 11 centimetres (4.3 in) TL. This species is sometimes kept in public aquariums. The sand goby is of a sandy colour, with darker markings on the sides and a creamy-white underside. In the breeding season the male fish has blue spot at the rear of the first dorsal fin, ringed with white.The fish has a slender body, and the head is about a quarter of the total length.his species can reach a length of 11 centimetres (4.3 in) TL. This species is sometimes kept in public aquariums. The sand goby is of a sandy colour, with darker markings on the sides and a creamy-white underside. In the breeding season the male fish has blue spot at the rear of the first dorsal fin, ringed with white.
Sand Fleas on Dogs. ... Fleas on dogs take two forms: the insect that commonly affects pets during warm weather (or throughout the year in temperate climates) and a crustacean called the sand flea. Sand fleas are about the size of a rice grain, and they have clear wings that have gray and black spots on them. As their name suggests, sand fleas (sometimes called beach fleas, midges or no-see-ums) are commonly found in sandy areas, such as beaches or marshes.