Águila cabeza blanca vs

Haliaeetus leucocephalus compared with Clostridium tertium

Taxonomic Classification

Rank Águila cabeza blanca
Kingdom Animalia (Animals) Bacteria (Bacteria)
Phylum Chordata (cordados) Firmicutes_A
Class Aves (Birds) Clostridia (Clostridia)
Order Accipitriformes (Hawks & Eagles) Clostridiales (Clostridiales)
Family Accipitridae (Hawks & Eagles) Clostridiaceae
Genus Haliaeetus (Sea Eagles) Clostridium
Species Haliaeetus leucocephalus Clostridium tertium

Conservation Status

Águila cabeza blanca

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

NE — Not Evaluated

Physical Characteristics

Attribute Águila cabeza blanca
Diet Carnivore
Average Lifespan 28 years
Average Length 90 cm
Average Weight 5.0 kg

Habitat & Geographic Range

Águila cabeza blanca

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 10 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (8 countries), North America (United States), and South America (Ecuador).

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

Águila cabeza blanca

El ave nacional de los Estados Unidos y símbolo del éxito conservacionista americano, el águila cabeza blanca tiene una envergadura de hasta 2,4 metros y habita bosques y humedales próximos a aguas abiertas en toda Norteamérica. Casi extinta en la década de 1960 por el envenenamiento con DDT y la caza, se recuperó de forma notable gracias a las prohibiciones de pesticidas y la Ley de Especies en Peligro.

Clostridium tertium is an aerotolerant, endospore-forming bacterium in the family Clostridiaceae notable among clostridia for its ability to grow in the presence of atmospheric oxygen, despite being classified within the genus of strictly anaerobic organisms. Its relative aerotolerance distinguishes it from most genus members and contributes to its occasional isolation from clinical sources. C. tertium is considered an opportunistic pathogen, causing bacteremia primarily in immunocompromised patients including those undergoing chemotherapy, with neutropenia as a key risk factor. The bacterium has been isolated from soil, water, and the gastrointestinal tract of animals and humans. Despite causing bacteremia and occasionally more invasive infections, C. tertium does not produce recognized exotoxins comparable to the major histotoxic clostridia, and its pathogenic mechanisms involve host immune evasion rather than direct toxin-mediated tissue destruction. Clinically, C. tertium bacteremia carries significant mortality in neutropenic patients but responds to beta-lactam antibiotics unlike C. difficile or C. perfringens infections. Its natural aerotolerance makes it unusual within the Clostridium genus and raises evolutionary questions about the anaerobic ancestry of this lineage.

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