Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos.

Brown pelican at the beach of San Cristobal island of Galapagos. (CTK Photo/Ondrej Zaruba)