Provide the genotype for the long nose phenotype

So let make a example T means long nose and t small nose possible types could be TT = long nose Tt = long nose tt = small nose so T is a genotype and the meaing is there phenotype

Explanation:

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.