Just a few examples of the 40+ animal-named hasta mudras (hand gestures) that exist can be found below. These have come from the book Mudras of India by C. Carroll & R. Carroll. See here for the full list of 40+ mudras. See here for comment on animal-named mudras of different kinds (i.e., not hands).

Thought to imbibe the quality of steadfastness.

Thought to bring protection and connection with the spiritual plane of birds.

Thought to invite in courage.

Though to invoke new perspectives on one’s life’s path.

Believed to bring unity between our animal and spiritual sides.

Believed to invite empathy, awareness and hidden gifts for use in benefiting all beings.

Believed to usher in humbleness and inward reflection.
NB: Representations sourced from the Mudras of India book by Cain and Revital Carroll.