The first blank can be filled with tagging. One of the procedures for studying the movements, biology, and migration of animals is known as tagging of animals. Tagging is utilized to examine the long-range irregular and regular movements of animals and to identify their life-span. All kinds of mollusks, vertebrates, and insects can be tagged.
The second blank can be filled with designate their area as a national park. Designation of the areas as a national park is one of the methods of conserving animals, like a tiger.
1. The Tigers are the endangered species that are at risk of becoming extinct. The government took measures to conserve the species and to measure the population various methods were tried in which one is by tagging them and by counting the footprints of these tigers.
2. The tigers were conserved in their natural habitat providing special care. This method is known as the in-situ conservation in which the tigers are kept in their habitat. One strategy of this conservation is known as National parks.
The key difference between hominins and all other anthropoids is that hominins have bipedal posture, which plainly put means that they walk on two feet.