They saw a few features that are unambiguously those of dinosaurs - notably what is called an "elongated deltopectoral crest" that served as an anchor for strong pectoral muscles.
The former Canberra prop's last year in the NRL was marred by a pectoral injury that needed major surgery, and there are fears he may have damaged it again.
Bulls coach Mick Potter had more to cheer about with the performance of 19-year-old half-back Danny Addy who worked well with Brett Kearney all evening, although injuries to L'Estrange (ankle) and Chev Walker (pectoral) will be a concern for the former St Helens boss.
Another problem with EMG prosthetics is that patients literally have to retrain their brains to make new associations between muscle movements and their outcomes a shoulder flex could become a grasp motion, for example, while a twitch of pectoral muscle in the chest may extend the artificial arm.
Francis also raised traditional eyebrows when he refused the golden pectoral cross offered to him right after his election by Monsignor Guido Marini, the Vatican's liturgy guru who under Benedict became the symbol of Benedict's effort to restore the Gregorian chant and heavy silk brocaded vestments of the pre-Vatican II liturgy to papal Masses.