A deadlier version of the infectious disease is ravaging the Democratic Republic of Congo, while the type that caused a 2022 outbreak among gay and bisexual men is regaining strength.
On the way to class in Freetown, Sierra Leone. The delayed vaccines means that girls in countries such as Sierra Leone, Burkina Faso and Mozambique who are now 14 will no longer be eligible for vaccination when these campaigns finally start.
To protect Australia’s iconic animals, scientists are experimenting with vaccine implants, probiotics, tree-planting drones and solar-powered tracking tags.
A veterinary nurse treats a koala infected with chlamydia at Currumbin Wildlife Hospital in Currumbin, Australia.
A public research institute in Brazil has proved a new shot protects against the disease, but can’t make it fast enough to stop the huge outbreak sweeping Latin America.
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