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
Man Is Not a Bird has succumbed to the charms of the truck driver. Jan asks her afterward if she has another lover. When she is evasive, he asks how old his rival is; she answers 20 or 22, but claims it does not matter to their relationship. This does not appease his anger, and she flees. Man Is Not a Bird Čovek nije tica (English title: Man Is Not a Bird) is a European art film made in 1965. It was the first film from director Dušan Makavejev. In a 1974 review, Vincent Canby described it "by far the most original, intelligent, witty and