Definition
noun
Either of the two external openings of the nose, which lead to the nasal cavity.
Supplement
Word origin: Latin nāris
Compare: internal naris
Dictionary > External naris
You will also like...
Population Regulation in an Ecosystem
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..
Adaptation Tutorial
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Circulation
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
Freshwater Communities & Plankton
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..
Primitive Animals
Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..
Still Freshwater & Plants
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..