When you choose this species you can increase two scores by 2 and 1 respectively

How chocobos age are unbeknownst but most believe they live til 50 and mature at about 5 years old

Chocobos lean more toward Neutral and Lawful alignments

Since chocobos are generally prey for large creatures their perceptiveness has increased. You have proficiency in the perception skill and initiative

As a chocobo your primary language is wark (a dialect of Aaracockra), but you can use limited Telepathy to relay simple sentences in common. 

As an entity created by an omnipresent technological wonder you were created smaller than others in your race. your size is small. Your height can vary between 2' and 3' 4"

Although you're small you're still really fast you have a base walking speed of 35 feet and a flying speed Equal to your base movement speed

Unlike your normal chocobo you have been granted the ability to use your wings to wield weapons thanks to the otherworldy force that brought you into this world

Due to the means of how you came into the world and being created by a technological wonder that makes you a variant of your lesser species you get a bonus Feat when you choose this species

As an Alpha strain chocobo your creature type is considered a Beast and so you can be affected by any spell that affects beasts

As an Alpha strain chocobo you have limited darkvision upto 40ft