Coat Color And Grooming Chihuahuas come in two different coat types: smooth and long. The smooth-coated Chihuahua has a smooth, shiny coat that fits close to the body with a ruff of thick, longer hair on the neck. The hair on the head and ears is thinner, and the tail is furry.
Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. Heterospory was evolved from isospory independently by several plant groups in the Devonian period as part of the process of evolution of the timing of sex differentiation.eterospory was evolved from isospory independently by several plant groups in the Devonian period as part of the process of evolution of the timing of sex differentiation.
General Characteristics of Phylum Porifera. 1  An example is the sponge. 2  It's common name is the  pore-bearing  animal. 3  The body develops from two (2) cell layers. 4  It is asymmetrical. 5  It's a free-living organism. 6  Body is covered with pores. 7  They are sessile. 8  They have special cells for digestion and support.eneral Characteristics of Phylum Porifera. 1  An example is the sponge. 2  It's common name is the  pore-bearing  animal. 3  The body develops from two (2) cell layers. 4  It is asymmetrical. 5  It's a free-living organism. 6  Body is covered with pores. 7  They are sessile. 8  They have special cells for digestion and support.