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horny tooth ridges in a sentence
1. The spiral‐shaped mouth with horny tooth ridges is reabsorbed together with the spiral gut.
2. Afterwards, newt larvae start a predatory lifestyle, while tadpoles mostly scrape food off surfaces with their horny tooth ridges.
3. The spiral‐shaped mouth with horny tooth ridges is resorbed together with the spiral gut.
Some Words
- the spiral gut
- a large jaw
- its gills
- its gill sac
- a tongue
- associated changes
- the neural networks
- stereoscopic vision
- the higher thyroxine concentration
- a typical salamander larva
- both upper and lower jaws
- three pairs
- feathery external gills
- a somewhat laterally flattened body
- a long tail
- The forelimbs
- pond-living species
- Pond-type larvae
- , rod-like structures
- Some members
- the genera Ambystoma
- the adult form
- The northwestern salamander
- Ambystoma gracile
- the larval state
- an adult
- the animal's growth rate
- adverse conditions
- low water temperatures
- the response
- the tissues
- the hormone thyroxine
- trace elements
- Ambystoma tigrinum
- The adult tiger salamander
- the larva
- larval breeding
- fifteen species
- obligate neotenic salamanders
- facultative ones