Animal groups with the most reviews (number of posts in brackets)
Top 100- Mammals (431)
- Fish (215)
- Arthropods (145)
- Birds (133)
- Carnivorans (127)
- Sharks, Rays & Kin (98)
- Reptiles (92)
- Insects (88)
- Whales & Dolphins (56)
- Dogs (41)
- Cats (39)
- Amphibians (35)
- Lizards (35)
- Mollusks (33)
- Crustaceans (31)
- Birds of Prey (30)
- Horses, Zebras & Kin (30)
- Beetles (29)
- Arachnids (28)
- Primates (26)
- Snakes (25)
- Alligators & Crocodiles (22)
- Marsupials (22)
- Newts & Salamanders (22)
- Cattle (20)
- Deer (20)
- Orthopteroids (19)
- Spiders (18)
- Butterflies & Moths (18)
- Turtles & Tortoises (18)
- Antelopes (18)
- Rodents (17)
- Seals, Sea Lions & Walrus (17)
- Bees, Ants & Wasps (16)
- Pigs & Peccaries (16)
- Pelicans, Herons & Kins (15)
- Carp, minnows & suckers (15)
- Perching birds (14)
- Frogs & Toads (13)
- Parrots (13)
- Sloths, Anteaters & Armadillos (13)
- Bears (12)
- Flightless Birds (12)
- Sheep, Goats & Musk Ox (12)
- Weasles, Otters & Kin (12)
- Elephants (11)
- Pigeons & Doves (11)
- Salmon, trout & kin (11)
- Landfowl (10)
- Owls (10)
- Rhinoceroses (10)
- Waterfowl (10)
- Eel & tarpon (10)
- Giraffes, Okapi & Pronghorn (8)
- Monotremes (8)
- Penguins (8)
- Scorpions (8)
- Corals, Anemones & Jellyfish (7)
- Hippopotamuses (7)
- Manatees & Dugong (7)
- Bonytongue (7)
- Camels (6)
- Centipedes & Millipedes (6)
- Dragonflies & Damselflies (6)
- Hyenas (6)
- Rabbits, Hares & Pika (6)
- Clownfish & damselfish (6)
- Sunfish (6)
- Surgeonfish & kin (6)
- Pufferfish (6)
- Bats (5)
- Seabirds & Shorebirds (5)
- True Bugs & Kin (5)
- Woodpeckers & Toucans (5)
- Catfish (5)
- Perches & darters (5)
- Anglerfish & frogfish (5)
- Storks (4)
- Ticks & Mites (4)
- Cryptids (4)
- Sturgeon & paddlefish (4)
- Characin (4)
- Goby (4)
- Grouper (4)
- Angelfish (4)
- Scorpionfish, Sea Robins, & Kin (4)
- Pike (4)
- Cuckoos (3)
- Hedgehogs, Shrews & Moles (3)
- Gar (3)
- Viperfish, Hatchetfish, & Kin (3)
- Wrasse (3)
- Butterflyfish (3)
- Mongooses and Kin (3)
- Annelids (2)
- Echinoderms (2)
- Fleas & Lice (2)
- Hummingbirds (2)
- Kingfishers & Bee-eaters (2)
- Pangolins (2)