Please help, Science question, thanks if you do

Those individuals with shorter necks will have a more difficult time finding food compared to those that have longer necks, considering their meals are found high up in the trees. The shorter neck giraffes therefore will most likely die of starvation. This leaves the longer neck giraffes to pass on their genes to the next generation.

моля да ми помогне с английски език аз не разбирам

molya da mi pomogne s angliĭski ezik az ne razbiram