The skin is the largest organ of the human body and of all mammals. In the average adult it weighs around six pounds, which is nearly twice the weight of the human brain or liâ¦ver. Internally, the largest organ is the liver which weighs around 1.6 pounds. A curmudgeon with years of practice.
n. pl. species. 1. Biology A group of closely related organisms that are very similar to each other and are usually capable of interbreeding and producing fertile offspring. The species is the fundamental category of taxonomic classification, ranking below a genus or subgenus.. pl. species. 1. Biology A group of closely related organisms that are very similar to each other and are usually capable of interbreeding and producing fertile offspring. The species is the fundamental category of taxonomic classification, ranking below a genus or subgenus.
Top 10 unbelievable historical concurrencies. A native species is an organism that is living in an area for entirely natural reasons, with no human intervention involved.This may be because the organism evolved in that environment, or it may have been brought there by natural causes.op 10 unbelievable historical concurrencies. A native species is an organism that is living in an area for entirely natural reasons, with no human intervention involved.