Relier Pairs Vocabulary Definition 1Version en ligne .................. par Tea Cher 1 Decades 2 Endangered 3 Generations 4 Picky eaters 5 Flight 6 Factor 7 Migrations 8 Flutter 9 Pattern 10 Individual Something that contributes to an effect or result A regular or repeated way in which something happens or is done At risk of disappearing or becoming extinct The regular movement of animals from one place to another, especially in search of food or a better climate A single person or thing To move quickly and lightly from side to side or up and down Creatures who are selective about what they eat A period of ten years The average span of time between the birth of parents and that of their offspring The ability to fly