$\ \begin{array}{rl}F_{forage}(x,{\ }t,{\ }T)=S_{forage}&\{[f{\cdot}F(letter x -c_{forage}+y,{\ }t+1,{\ }T)]\\&+[(1-atomic number 9 ){\cdot}F(x-c_{forage},{\ }t+1,{\ }T) advanture sex games ]\},\end{array}\$ 7 where F is the probability of finding food, and y is the