1116-45788 - The American Flag Flies In A Stiff Wind At The Washington Monument, Washington, District Of Columbia, United States Of America

1116-41508 - A look at the bump-like knobs known as tubercles on the top of the head of a Humpback whale (Megaptera novaeangliae). Each protuberance contains at least one stiff hair. The purpose of these hairs is not known, though they may provide the whale with a sense of 'touch', Hawaii, United States of America

832-373968 - Spotted Eagle-Owl (Bubo africanus), perched on branch, South Africa, Africa

920-2679 - Arc-eye hawkfish (Paracirrhites arcatus) on stiff finger coral (Lobophytum sp.), Namu atoll, Marshall Islands, Pacific

920-2675 - Arc-eye hawkfish (Paracirrhites arcatus) on stiff finger coral (Lobophytum sp.), Namu atoll, Marshall Islands, Pacific

817-47217 - Stiff Clubmoss (Lycopodium annotinum), Bavarian Forest National Park, Germany