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 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 important film I've seen so far this year," and "the most sophisticated and complex film from a Communist country that I've ever seen." Highly skilled engineer Jan Rudinski (Janez Vrhovec) comes to a mining town to install new heavy equipment. While in a barber shop, he asks his pretty blond hairdresser Rajka