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2. Polyphyodont - Wikipedia

   en.wikipedia.org/wiki/Polyphyodont

   A polyphyodont is any animal whose teeth are continually replaced. In contrast, diphyodonts are characterized by having only two successive sets of teeth. [1] Polyphyodonts include most toothed fishes, many reptiles such as crocodiles and geckos, [2] [3] [4] and most other vertebrates, mammals being the main exception, though not absolute.

3. Learn About Animal Habitats: A Free Downloadable Worksheet - AOL

   www.aol.com/learn-animal-habitats-free...

   Below is a free downloadable worksheet kids can enjoy. Just like humans have homes, animals also have places they live. The places where animals live are called habitats. Also, just as humans are ...

4. Mammal tooth - Wikipedia

   en.wikipedia.org/wiki/Mammal_tooth

   The number of teeth and their function can vary widely between species, with some dolphins having over a hundred teeth in their jaws, while the narwhal has two functional teeth in its upper jaw which grow into long tusks in males. The tusk is used in feeding, navigation and mating and contains millions of sensory pathways, making it the most ...

5. Dentition - Wikipedia

   en.wikipedia.org/wiki/Dentition

   These are called deciduous teeth, primary teeth, baby teeth or milk teeth. [ 7 ] [ 8 ] Animals that have two sets of teeth, one followed by the other, are said to be diphyodont. Normally the dental formula for milk teeth is the same as for adult teeth except that the molars are missing.

6. Cheek teeth - Wikipedia

   en.wikipedia.org/wiki/Cheek_teeth

   Cheek teeth or postcanines comprise the molar and premolar teeth in mammals. Cheek teeth are multicuspidate (having many folds or tubercles ). Mammals have multicuspidate molars (three in placentals, four in marsupials, in each jaw quadrant) and premolars situated between canines and molars whose shape and number varies considerably among ...

7. Diphyodont - Wikipedia

   en.wikipedia.org/wiki/Diphyodont

   A diphyodont is any animal with two sets of teeth, initially the deciduous set and consecutively the permanent set. [1] [2] [3] Most mammals are diphyodonts—as to chew their food they need a strong, durable and complete set of teeth. Diphyodonts contrast with polyphyodonts, whose teeth are constantly replaced.

8. Arthropod mouthparts - Wikipedia

   en.wikipedia.org/wiki/Arthropod_mouthparts

   The earliest insects had chewing mouthparts. Specialisation includes mouthparts modified for siphoning, piercing, sucking and sponging. These modifications have evolved a number of times. For example, mosquitoes and aphids both pierce and suck; however, female mosquitoes feed on animal blood whereas aphids feed on plant fluids. This section ...

9. Diprotodontia - Wikipedia

   en.wikipedia.org/wiki/Diprotodontia

   Diprotodontia (/ d aɪ ˌ p r oʊ t ə ˈ d ɒ n t i ə /, from Greek "two forward teeth") is the largest extant order of marsupials, with about 155 species, [2] including the kangaroos, wallabies, possums, koala, wombats, and many others. Extinct diprotodonts include the hippopotamus-sized Diprotodon, and Thylacoleo, the so-called "marsupial ...