Smaller animals and or animals that eat vegetation.
The phenotype is just a characteristic/trait.
For instance Brown and Green are phenotypes of eye color.
This can also be used in Punnet Squares, and could be displayed as B and G.
B equaling dominant Brown, and G = dominant Green, vice versa to g and b where they are recessive.
Let’s get one thing straight electrons mean negative so I’m going to say very negative cause it spends more time around hydrogen atoms