Labiah dari sapertigo spesies nan ado kini ko dianggok dalam kondisi taancam punah, dan labiah dari saratuih duo puluah spesies dipakiroan lah sabana punah sajak taun 1980-an.[1]
Frog populations have declined dramatically since the 1950s: more than one third of species are believed to be threatened with extinction and more than 120 species are suspected to be extinct since the 1980s.