古果属茎枝细弱、叶子细而深裂、叶柄基部多膨突等特征，反映了该属的水生草本特征。
The delicate stems, thin and highly dissected leaves and swollen bases of the leaf stalks imply Archaefructus as aquatic and herbaceous angiosperms in nature.
狐属狐蝠科的果蝠是这一病毒的天然宿主。
The natural host of the virus are fruit bats of the Pteropodidae Family, Pteropus genus.
经确认，狐属狐蝠科的果蝠是这一病毒的天然宿主。
The natural host of the virus has been identified as being fruit bats of the Pteropodidae Family, Pteropus genus.
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