Translate the following English sentence to French:
"It would be useful and necessary to provide clear information, but I am taken aback by the large number of MEPs who have requested a review of the bird and habitats directive in order to work out in further detail certain concepts in the habitats directive."
Fournir des informations claires serait nécessaire et souhaitable, mais je m' étonne qu' autant de mes collègues demandent la révision des directives "oiseaux" et "habitat", dans le but d'élaborer plus en détails certaines notions de la directive "habitat".