The Life of Birds those birds whose sustenance comes from flesh and their methods of hunting. In New Zealand, Attenborough observes keas, parrots that do not eat meat exclusively, raiding a shearwater's burrow for a chick. However, it is the dedicated birds of prey, such as owls, buzzards, eagles, falcons and vultures, to which much of the programme is devoted. In order to spot and pursue their victims, senses of sight and hearing are very acute. Vultures are the exception, in that they eat what others have left, and once a carcass is found, so many birds descend on it that the carrion seems
Noun and noun phrases can typically be replaced by pronouns, such as "he", "it", "which", and "those", in order to avoid repetition or explicit identification, or for other reasons. For example, in the sentence "Gareth thought that he was weird", the word "he" is a pronoun standing in place of the person's name. The word "one" can replace parts of noun phrases, and it sometimes stands in for a noun. An example is given below: But "one" can also stand in for larger parts of a noun phrase. For example, in the following example, "one" can stand in for "new car".