LEOs Zusatzinformationen: a tough nut to crack - un casse-tête

a tough nut to crack

Definition (American English) a, tough, nut, to, crack
Thesaurus, synonyms, antonyms a, tough, nut, to, crack
Etymology a, tough, nut, to, crack

un casse-tête

Definition: casse-tête
Synonyme: casse-tête

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redhead (Aythya americana) - fuligule à tête rouge, m - canard à tête rouge, m - milouin à tête rouge, morillon à tête rouge, m - milouin américain, m - milouin d'Amérique, m (Aythya americana)	Last post 05 Oct 21, 17:36
https://www.iucnredlist.org/species/22680367/... ... Taxonomy in detailScientific name  …		0 Replies
dwarf koel (Microdynamis parva) - coucou à tête noire, m (Microdynamis parva)	Last post 24 May 24, 17:13
h…		0 Replies
ashy-headed goose (Chloephaga poliocephala) - ouette à tête grise, f (Chloephaga poliocephala)	Last post 02 Aug 21, 19:16
https://www.iucnredlist.org/species/22679981/... ... Taxonomy in detailScientific name   C…		0 Replies
ruddy-headed goose (Chloephaga rubidiceps) - ouette à tête rousse, f (Chloephaga rubidiceps)	Last post 03 Aug 21, 17:29
https://www.iucnredlist.org/species/22679984/... ... Taxonomy in detailScientific name   …		0 Replies
black-headed duck (Heteronetta atricapilla) - hétéronette à tête noire, f (Heteronetta atricapilla)	Last post 17 Jul 21, 20:11
https://www.iucnredlist.org/species/22679833/... ... Taxonomy in detailScientific name   …		1 Replies
white-headed duck (Oxyura leucocephala) - érismature à tête blanche, f (Oxyura leucocephala)	Last post 23 Jul 21, 18:17
https://www.iucnredlist.org/species/22679814/... ... Taxonomy in detailScientific name   O…		0 Replies
rufous-capped thornbill (Chalcostigma ruficeps) - métallure à tête rousse, f (Chalcostigma ruficeps)	Last post 15 Jan 22, 12:50
https://www.iucnredlist.org/species/22688024/93180595 ... Taxonomy in detailScientific …		0 Replies
violet-headed hummingbird (Klais guimeti) - colibri à tête violette, m (Klais guimeti)	Last post 06 Oct 22, 17:50
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yellow-legged pigeon (Columba pallidiceps) - pigeon à tête pâle, m (Columba pallidiceps)	Last post 13 Jul 23, 17:00
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flat-headed cat (Prionailurus planiceps) - chat à tête plate, m (Prionailurus planiceps)	Last post 24 Jul 22, 17:47
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