"Ducks are the first to recognize the warmth of the spring river" means that ducks swim in the water and are the first to notice the warming of the river in early spring. This line is from "Evening Scene on the Spring River in Huichong" by Su Shi of the Song Dynasty.

Originally written by Su Shi, "Evening Scene on the Spring River in Huichong"

Three or two branches of peach blossoms outside the bamboo, the ducks were the first to notice the warmth of the spring river.

The artemisia vulgaris is full of reed buds, and it is the time when the river dolphin wants to go up.

Translation

Beyond the bamboo forest, two or three branches of peach blossoms were blossoming, and the ducks were playing in the water, and they were the first to notice the warmth of the river in early spring. The river bank is already full of Artemisia vulgaris, and the reeds are beginning to bud, while the river dolphins are just now about to migrate upstream from the sea to the river.

Three, "the spring river water is warm ducks know first" moral

"Spring river water is warm ducks know first" tells us that: only in the presence of the most feel the change of things, vision from far and near, that is, from the river bank to the river. The spring water on the river is rippling, and the active ducks are playing and swimming in the river water. This poem not only reflects the poet's subtle observation of nature, but also unites the poet's philosophical thoughts on life.

Song Su Shi's "Evening Scene on the Spring River in Huichong":

This poem is dedicated to depicting the scene of early spring.

The poet first writes from the side: in the early spring, the earth is revived, the bamboo forest has been dyed by the new leaves into a tender green, more striking is that the peach tree has also blossomed three or two branches of the peach blossom in early bloom, the color is bright, reporting to people the message of spring. Then, the poet's eyes from the river to the river, the ducks on the shore looking forward to a whole winter, has been unable to hold back, grabbing the water to play.

Then, the poet wrote from the river to the river bank, more detailed observation and description of the early spring scene: due to the spring water moisture, full of Artemisia vulgaris grew new branches, reed buds spitting tip; all of which all show the vitality of spring, love. The poet then associates, this is the time of the river dolphin fat listing, introducing a broader reverie ...... the whole poem is overflowing with a thick and fresh breath of life.