Whitley is stronger on the grassland and deserts for two taxonomic groups (birds and mammals) and biogeographic regions (Australia, Africa, Neotropics and North America) IMO:
Mammals : Three banded armadillo, six banded armadillo, Brazilian guinea pig, red kangaroo, dusky padmelon, coati, short beaked echidna, slender tailed meerkat, lesser tenrec, Brazilian tapir, black rhino, collared peccary, red river hog, Northern giraffe, Chapman's zebra, Hartman's zebra, black widebeest, African lion, cheetah, Hamydryas baboon.
Birds: Greater roadrunner, red necked ostrich, Princess of Wales parakeet, budgie, bush thick-knee, Bourke's parrot, crowned crane, sarus crane, marabou stork, crested pigeon, emu, guinea fowl, Humboldt's penguin.
Bristol is stronger for this habitat category primarily with their reptiles and inverts:
Reptiles: Pancake tortoise, Egyptian tortoise, gila monster.