Bird migration evidence. Seabirds fly low over water but gain altitude when crossing land, and the reverse pattern is seen in landbirds. However most bird migration is in the range of . Bird strike aviation records from the United States show most collisions occur below and almost none above . Bird migration is not limited to birds that can fly. Most species of penguin (Spheniscidae) migrate by swimming. These routes can cover over . Dusky grouse "Dendragapus obscurus" perform altitudinal migration mostly by walking. Emus "Dromaius novaehollandiae" in Australia have been observed to undertake long-distance movements on foot during droughts. While participating
Fly Like a Bird produced drum'n'bass" only distracted, concluding "'Fly Like A Bird' is a classic: why muddy the water with this release." "Fly Like a Bird" is a mid-tempo ballad, drawing influence from Gospel, soul and R&B music genres. It incorporates music from several musical instruments, including the organ, bass drum and trumpet. According to the sheet music published at Musicnotes.com by EMI Music Publishing, the song is set in common time with a moderate tempo of 54 beats per minute. It is composed in the key of B minor with Carey's vocal range spanning almost four octaves, from the low-note of B