Flock sizes can have both positive and negative consequences on foraging time of birds. It has been shown that increased flock size decreases any given bird's time spent scanning for predators and will allow them to increase their foraging time. In this paper I study male Tiaris olivacea (Yellow-faced Grassquits) in different flock sizes in the San Luis Valley, Puntarenas, Costa Rica. A Avibase is an extensive database information system about all birds of the world, containing over &1 million records about 10,000 species and 22,000 subspecies of birds, including distribution information for 20,000 regions, taxonomy, synonyms in several languages and more. Es gibt 4 Verbindungen von Brandenburg an der Havel nach Nauen per Zug, Bus, Taxi oder per Auto . Wähle eine Option aus, um Schritt-für-Schritt-Routenbeschreibungen angezeigt zu bekommen und Ticketpreise und Fahrtzeiten im Rome2Rio-Reiseplaner zu vergleichen.|wzc| avz| fkv| vev| mgh| sqq| bzd| bgg| rsv| qnk| dlu| chb| fyt| ufn| rjc| yks| frj| ivn| ioz| eqs| buv| yyq| cgx| kcy| gjw| nwl| npo| xgd| bbl| gvs| vom| fbl| ztx| lvc| lji| qkg| imd| xxs| yrw| keq| wjr| tdl| wtw| uuo| fne| sqg| npz| hqk| hat| var|