Many people notice an increase in vertical ridges of the fingernails as they age, and this can be a normal development. Aging has been described as the predominant cause of vertical ridges on the fingernails. Onychorrhexis is the medical term used to describe longitudinal ridges on the nails that often accompany brittle nails. In contrast to longitudinal ridges, Beau's lines are horizontal or transverse depressions in the nail that may be confused with nail ridging.
Rather it is a working experiment in saving tigers to which you are invited along with Daryl & Sharna Balfour on an informal safari where you will be virtually guaranteed tiger sightings and opportunities to photograph tigers, including a rare white tiger, unlike anywhere else on earth.
Report Abuse. Actually, the tiger's natural habitat is forest, not savannah. Its striped coat is ideal camouflage for wooded habitat. There are no tigers in Africa-they are an exclusively Asian species.In response to Brian L.'s answer-there was never any such thing as a 'sabre-toothed tiger', but the animal commonly given this name was Smilodon, a sabre-toothed cat which became extinct around 10,000 years ago.he last tigers in Africa were sabre-toothed tigers. That being said, there is a re-wilding program to release tigers in preserves in South Africa, where there is plenty of savannah and space, and a solid governmental structure that will help to prevent poaching. Brian L Â· 8 years ago.