- Animal Bytes: Hooded Seal
- Factsheet from SeaWorld.org gives name and taxonomy, description, range and habitat, diet, lifespan, trivia, and ecosystem impact.
- Animal Diversity: Hooded Seal (Cystophora cristata)
- University of Michigan offers pictures, classification, geographic range, habitat, appearance, reproduction, longevity, behavior, food habits, and status.
- Hooded Seal - Cystophora cristata
- Conservation status, classification, name, habitat, description, behavior, and reproduction details from America Zoo.
- Hooded Seal (Cystophora cristata)
- Features overview, statistics, description, distribution, habitat, diet, behavior, reproduction, and conservation status from BBC Nature.
- Hooded Seal (Cystophora cristata)
- Distribution and numbers, status, lifestyle, and statistics from Seal Conservation Society.
- MarineBio: Hooded Seal (Cystophora cristata)
- Combines details on characteristics, locations, breeding and life cycle, threats, diet, predators, and threats with links to full taxonomy and photo gallery.
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