Elephant bird process of continental drift. Claims of findings of "aepyornithid" egg remains on the eastern Canary Islands, if valid, would represent a major biogeographical enigma. These islands are not thought to have been connected to mainland Africa when elephant birds were alive. There is no indication that elephant birds evolved outside Madagascar, and today, the Canary Island eggshells are considered to belong to extinct North African birds that may not have been ratites (possibly "Eremopezus"/"Psammornis", or even Pelagornithidae, prehistoric seabirds of immense size). Various "aepyornithid-like" eggs and bones occur in Paleogene and Miocene deposits in Africa and Europe. Two whole eggs
Bird Island, Slovakia seasons. Bird Island, Slovakia Bird Island is island in the Hrušovská zdrž (2518 ha), which is part of Gabčíkovo Reservoir, south-west of Šamorín, Slovakia. The island was built because of the constructions of the Gabčíkovo-Nagymaros dams on the Danube as habitat compensation for areas consequently flooded. The island is part of proposed special protected areas Dunajské luhy for waterbirds. The most important breeding birds are Mediterranean gull ("Larus melanocephalus"), which is the only breeding site in Slovakia, and common redshank ("Tringa totanus"), for which it is the only breeding site in West Slovakia. Access is prohibited during the breeding and