The egg and parts of a domestic bird
2024-05-12
The egg of birds is protected by two membranes in addition to the shell. These allow exchange of carbon dioxide and oxygen between the egg and its environment. The hard shell protects the developing embryo inside
The egg of birds is protected by two membranes in addition to the shell. These allow exchange of carbon dioxide and oxygen between the egg and its environment. The hard shell protects the developing embryo inside
DownloadFiletype: M4A - Size: 12 MB - Duration: 11:18m (149 kbps 48000 Hz)
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