
Life in the estuary is always changing. Ocean tides of salt water flow in and out of the estuary and mix with the fresh water that flows from rivers and streams. The animals that swim or wade in the waters or make the mudflats their homes must have physical or social adaptations...

Life in the estuary is always changing. Ocean tides of salt water flow in and out of the estuary and mix with the fresh water that flows from rivers and streams. The animals that swim or wade in the waters or make the mudflats their homes must have physical or social adaptations...
![Animales de Los Estuarios: Estuary Animals [Spanish] 1731655142 Book Cover](https://i.thriftbooks.com/api/imagehandler/l/A7766C39BBBA412D11666746735BF2FFC5C88662.jpeg)
Life in the estuary is always changing. Ocean tides of salt water flow in and out of the estuary and mix with the fresh water that flows from rivers and streams. The animals that swim or wade in the waters or make the mudflats their homes must have physical or social adaptations...
![Animales de Los Estuarios: Estuary Animals [Spanish] 1731654634 Book Cover](https://i.thriftbooks.com/api/imagehandler/l/0051E2A2726A7A5B4FC9B9B1D89CA677AF13F7E4.jpeg)
Life in the estuary is always changing. Ocean tides of salt water flow in and out of the estuary and mix with the fresh water that flows from rivers and streams. The animals that swim or wade in the waters or make the mudflats their homes must have physical or social adaptations...