Alejandro Ibáñez

ORCID: 0000-0001-7479-8623
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About
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Research Areas
  • Amphibian and Reptile Biology
  • Animal Behavior and Reproduction
  • Turtle Biology and Conservation
  • Plant and animal studies
  • Bird parasitology and diseases
  • Neurobiology and Insect Physiology Research
  • Vector-borne infectious diseases
  • Ichthyology and Marine Biology
  • Cephalopods and Marine Biology
  • Traffic Prediction and Management Techniques
  • Aquaculture disease management and microbiota
  • Gut microbiota and health
  • Transportation Planning and Optimization
  • Parasite Biology and Host Interactions
  • Physiological and biochemical adaptations
  • Olfactory and Sensory Function Studies
  • Invertebrate Immune Response Mechanisms
  • Morphological variations and asymmetry
  • Postharvest Quality and Shelf Life Management
  • Venomous Animal Envenomation and Studies
  • Primate Behavior and Ecology
  • Genetic diversity and population structure
  • Plant Physiology and Cultivation Studies
  • Traffic control and management
  • Insect and Arachnid Ecology and Behavior

University of Łódź
2021-2025

Artificial Intelligence Research Institute
2023-2024

Universitat Politècnica de València
2023-2024

Technische Universität Braunschweig
2016-2022

Jagiellonian University
2018-2022

Museo Nacional de Ciencias Naturales
2012-2021

Consejo Superior de Investigaciones Científicas
2013-2015

Abstract Urban areas have globally expanded recently and will likely continue to do so in the near future. Although impact of urbanization on acoustic visual sexual signals has received considerable attention, other aspects, such as its influence chemical signaling, remain poorly studied. Many lizard species possess femoral glands, i.e. prominent epidermal glands underside thighs producing a wide variety compounds used signaling. Here we assessed effect urban, suburban rural habitats...

10.1038/s41598-025-90393-6 article EN cc-by Scientific Reports 2025-02-26

Abstract Behavioral responses to predation risk are critical for survival but as antipredator behavior is costly, prey animals should flexibly modulate their optimum defensive by considering both costs and benefits, which partly influenced the individual characteristics of prey. Turtles have shell a morphological structure that may provide partial protection against predators, hiding into entail some high costs, turtles decide when switch an active escape strategy safe refuges. Here, we...

10.1111/eth.12245 article EN Ethology 2014-04-30

Marine iguanas are among the most highly emblematic taxa of Galápagos archipelago but have paradoxically received little attention from taxonomists. Amblyrhynchus is currently considered as a monotypic genus with total seven subspecies, A. cristatus cristatus, c. nanus, venustissimus, albemarlensis, hassi, mertensi and sielmanni. Although consensually followed for more than half century, this classification does not properly reflect main natural subdivisions inferred by recent molecular...

10.1093/zoolinnean/zlx007 article EN Zoological Journal of the Linnean Society 2017-01-30

SUMMARY Blood parasites such as haemogregarines and haemosporidians have been identified in almost all groups of vertebrates may cause serious damages to their hosts. However, very little is known about biodiversity these effects on some reptiles terrapins. Moreover, the information virulence from blood mixed infection largely unknown reptiles. With this aim, we investigated for first time prevalence genetic diversity one genus haemoparasitic aplicomplexan ( Hepatozoon ) two populations...

10.1017/s0031182017000889 article EN Parasitology 2017-06-23

Abstract Aerial basking may have several benefits for freshwater turtles in addition to thermoregulation such as removing parasites from the skin, which would improve health state. However, outside of water be risky because it expose terrestrial predators. Here, we monitored activity male Spanish terrapins ( Mauremys leprosa ) a wild population south‐western Iberian Peninsula. We also measured body size, state parameters, parasite prevalence, and limb coloration these individuals. aimed...

10.1111/eth.12342 article EN Ethology 2014-11-24

Proteins are ubiquitous macromolecules that display a vast repertoire of chemical and enzymatic functions, making them suitable candidates for chemosignals, used in intraspecific communication. present the skin gland secretions vertebrates but their identity, especially, remain largely unknown. Many lizard species possess femoral glands, i.e., epidermal organs primarily involved production secretion playing pivotal role mate choice intrasexual The lipophilic fraction glands has been well...

10.3390/molecules27072371 article EN cc-by Molecules 2022-04-06

When selecting optimal habitats, animals should rely on detecting environmental cues that indicate the suitability of a given site. In fossorial animals, restrictions underground environment might limit opportunities for habitat selection. However, field observations some amphisbaenian reptiles microhabitat occupancy is not random. This simply result from low survival individuals in suboptimal but it may reflect active behavioral We suggest that, environment, chemical be very important...

10.1016/j.jaridenv.2021.104452 article EN cc-by Journal of Arid Environments 2021-02-09

Chemical signals are widely used in the animal kingdom, enabling communication various social contexts, including mate selection and establishment of dominance. Femoral glands, which produce release waxy secretions into environment, organs central importance lizard chemical communication. The Galápagos marine iguana (Amblyrhynchus cristatus) is a squamate reptile with lek-mating system. Although lekking behaviour iguanas has been well-studied, their potential for sexual via cues not yet...

10.7717/peerj.3689 article EN cc-by PeerJ 2017-08-17

Predation is one of the strongest forces driving natural selection. Predator success reduces future prey fitness to zero. Thus, recognition and avoidance a potential predator an essential fitness-relevant skill for prey. Being well equipped in predator-prey arms race highly adaptive. In this context we tested whether age and/or experience fire salamanders ( Salamandra salamandra ) affected their behaviour towards chemical signature predator. We evaluated space use test arena with shelter...

10.1163/15685381-00002941 article EN Amphibia-Reptilia 2014-01-01

Abstract Melanin‐based coloration reflects mostly social status and dominance in males of several species. However, the relation melanism with other suites behavioral traits has received less attention. Here, we examined whether melanic shell male Spanish terrapins Mauremys leprosa was related to patterns. To test this, simulated predatory attacks different risk levels measured time that turtles spent hiding entirely their own shells (i.e. appearance times). We also activity level a...

10.1111/eth.12440 article EN Ethology 2015-12-17

Communication between individuals via molecules, termed chemosignaling, is widespread among animal and plant species. However, we lack knowledge on the specific functions of substances involved for most systems. The femoral gland an organ that secretes a waxy substance in chemical communication lizards. Although lipids volatile secreted by glands have been investigated several biochemical studies, protein composition secretions remain completely unknown. Applying proteomic approach, provide...

10.1074/mcp.ra120.001947 article EN cc-by Molecular & Cellular Proteomics 2020-06-24

Abstract Gut microorganisms are crucial for many biological functions playing a pivotal role in the host’s well-being. We studied gut bacterial community structure of marine iguana populations across Galápagos archipelago. Marine iguanas depend heavily on their specialized microbiome digestion dietary algae, resource whose growth was strongly reduced by severe “El Niño”-related climatic fluctuations 2015/2016. As consequence, showed signs starvation as expressed poor body condition. Body...

10.1007/s00114-020-01714-w article EN cc-by The Science of Nature 2021-02-01

Abstract Despite the relevance of chemical communication in vertebrates, comparative examinations macroevolutionary trends signaling systems are scarce. Many turtle and tortoise species reliant on signals to communicate aquatic terrestrial macrohabitats, many these possess specialized integumentary organs, termed mental glands (MGs), involved production chemosignals. We inferred evolutionary history MGs tested impact macrohabitat their evolution. Inference ancestral states along a...

10.1038/s41598-021-89520-w article EN cc-by Scientific Reports 2021-05-17

Chelonians are very promising models to explore the role of chemical communication in social contexts. However, it still remains unknown how signals may influence most behavioural patterns turtles. In this study, we examined whether juvenile yellow-spotted river turtles ( Podocnemis unifilis ) use cues released into water by other conspecifics orientate towards them. To test our hypothesis, compared response (i.e., activity level and latency time) juveniles when exposed stimuli obtained from...

10.1163/1568539x-00003240 article EN Behaviour 2015-01-01

Despite evidence from anatomy, behavior and genomics indicating that the sense of smell in turtles is important, our understanding chemical communication this group still rudimentary. Our aim was to describe microanatomy mental glands (MGs) a freshwater turtle, Mauremys leprosa (Geoemydidae), assess composition their secretions with respect variation among individuals between sexes. MGs are paired sac-like organs on gular region neck dimorphic species males having fully functional holocrine...

10.7717/peerj.9047 article EN cc-by PeerJ 2020-05-15
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