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They include one of Africa's most powerful raptors -- the Martial Eagle -- as well as the highly distinctive Bateleur.

Second lead author Philip Shaw, honorary research fellow at the University of St. Andrewsʻ Centre for Biological Diversity in Scotland, points to the native bateleur eagle to illustrate the depth of the loss.

Bateleur numbers decreased by 87 percent, the study found, and the International Union for the Conservation of Nature recently deemed them endangered.

Isobel only barely manages to contain her involuntary intake of breath as she lays Le Bateleur over the already placed cards.

Isobel pushes the cards around a bit, Le Bateleur and La Papessa surrounded by fire-tinged wands and watery cups.