CHILD DEVELOPMENT PEDAGOGY

Detailed explanation-1: -Territorial boundaries may be marked by sounds such as bird song, or scents such as pheromones secreted by the skin glands of many mammals. If such advertisement does not discourage intruders, chases and fighting follow.

Detailed explanation-2: -Many animals are territorial as adults. This strategy often makes evolutionary sense since animals can defend clumped resources more efficiently if they stake out a space of their own.

Detailed explanation-3: -Pheromones. Pheromones are chemical signals, that is, carriers of information between individuals within a species. Pheromones induce a physiological or behavioral response in the receiving individual, and often play a crucial role in mate finding and other interactions among animals.

Detailed explanation-4: -Tigers and dogs mark their areas with urine. Every tiger or dog has its own area. A tiger does not enter another tiger’s area.