migration [maɪɡréɪʃən]
instinctive [ɪnstɪ́ŋktɪv]
Peter Richerson [píːtər rɪ́tʃərsn]
observation [ɑ̀bzərvéɪʃən]
migratory [máɪɡrətɔ̀ːri]
circumstance [sə́ːrkəmstæ̀ns]
whooping crane [(h)wùːpɪŋ kréɪn]
extinct [ɪkstɪ́ŋkt]
flock [flɑ́ːk]
migrate [máɪɡreɪt]
chick [tʃɪ́k]
Florida [flɔ́ːrɪdə]
increasingly [ɪnkríːsɪŋli]
reluctant [rɪlʌ́ktənt]