The 55-milllion-year-old pieces of amber (fossilized tree sap) were found near the Oise River in northern France. The trees that once oozed them are long gone.

• 5500万年前的琥珀碎片（树脂化石）在法国北部，靠近瓦兹河处发现。曾经渗出树脂的树木早已死亡。