「océan」の投稿一覧

Seahorses are fascinating marine creatures known for their distinct appearance and unique reproductive behavior . Belonging to the Hippocampus genus , they are small fish with horse-like heads, curled tails, and bony plates instead of scales . Found in shallow coastal waters , seahorses are a wonder of the marine world. Physical Features and Adaptations Seahorses have elongated bodies covered in bony armor , making them poor swimmers. They rely on their prehensile tails to anchor themselves to s

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Jawless Fish: The Ancient Survivors of the Ocean

Jawless fish, also known as agnathans , represent one of the oldest and most primitive groups of vertebrates on Earth. Dating back over 500 million years, these fascinating creatures have survived various mass extinctions and environmental changes, offering scientists a glimpse into the early stages of vertebrate evolution. Despite their primitive nature, jawless fish have unique biological features that set them apart from jawed vertebrates. This article explores the fascinating characteristics

Whale and the ocean

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