Parslew, Ben Sivalingam, Girupakaran Crowther, William Video of a horizontal body acceleration, and toe-tipping from A dynamic and stability framework for avian jumping take-off The acceleration phase is animated for the planar model, with constant horizontal acceleration. When the CoP passes the front-toe, tipping occurs. jumping;flight stability;take-off;animal flight;aerodynamics;jumping robots 2018-10-22
    https://rs.figshare.com/articles/media/Video_of_a_horizontal_body_acceleration_and_toe-tipping_from_A_dynamic_and_stability_framework_for_avian_jumping_take-off/7234955
10.6084/m9.figshare.7234955.v1