Many populations possessed the genotypic characteristics of a single species population
, but others showed varying levels of heterozygote excess or deficiency.
samarana fell under the International Union for Conservation of Nature Red List category as 'critically endangered.' This was based on scientific computations, for instance, the species population
against the area it occupies.
Currently, Botswana is in Appendix 2, which according to CITES means its elephant species population
was stable and therefore not endangered in anyway.
It helps regulate species population
the natural way as it endeavours to protect all other life forms in its territory.
declines, the report says, are especially pronounced in the tropics, with South and Central America suffering the most dramatic decline at 89 per cent compared to 1970.
Scientists use the data to inform research into changes in weather, climate and habitat; species population
size and health; migration patterns and more.
According to them, the sharks' popularity supported the black market that significantly contributed in recent years to about 80 percent decline in the species population
. The black market promoted the illegal selling of shark fin, which is a key ingredient in a traditional Asian soup.