Now and than a magpie would call.

不时有的叫。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭类、麻雀和鸟类作为指示生物监环境中的重金属污染。

Now and than a magpie would call.

不时有鹊的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭类、麻鹊等鸟类作为指示生物监环境中的重金属污染。

Now and than a magpie would call.

不时有喜鹊的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭类、麻雀和喜鹊等鸟类作为指示生物监环境中的重金属污染。

Now and than a magpie would call.

不时有喜鹊叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野鹭类、麻雀和喜鹊等鸟类作为指监环重金属污染。

Now and than a magpie would call.

不时有喜鹊的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭类、麻雀和喜鹊等鸟类作为指示生物监环境中的重金属污染。

Now and than a magpie would call.

不时有喜鹊的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭类、麻雀和喜鹊等鸟类作为指示生物监环境中的重金属污染。

Now and than a magpie would call.

不时有的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野鹭类、麻雀和等鸟类作为指示物监环境中的重金属污染。

Now and than a magpie would call.

不时有喜鹊的叫声。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

建议选择野生鹭、麻雀和喜鹊等鸟指示生物监环境中的重染。

Now and than a magpie would call.

不时有喜鹊的叫。

Herons (Ardeidae), sparrows (Passerinae) and common magpies (Corvidae) are suggested as useful bioindicators of environmental pollution.

选择野生鹭类、麻雀和喜鹊等鸟类作为指示生物监环境中的重金属污染。