Table 2. Two letter species abbreviations used in this study.

Abbreviation	Full name	Common name
Hs	Homo sapiens	Human
Gg	Gallus gallus	Chicken
Am	Alligator mississippiensis	American alligator
Ac	Anolis carolinensis	Carolina anole
Mu	Microcaecilia unicolor	Tiny cayenne caecilian
Oa	Ornithorhynchus anatinus	Platypus
Mm	Mus musculus	Mouse